Home / 1,536,841,156.60-2,124,415,147.26-1,371,218,946.76

Finding the Fourth Proportional to 1,536,841,156.60, 2,124,415,147.26 and 1,371,218,946.76

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Solution

The fourth proportional to 1,536,841,156.60, 2,124,415,147.26 and 1,371,218,946.76 is: 1,895,471,297.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,841,156.60 : 2,124,415,147.26 = 1,371,218,946.76 : x
  2. Step 2: Convert to fraction form
    1,536,841,156.60/2,124,415,147.26 = 1,371,218,946.76/x
  3. Step 3: Cross multiply
    1,536,841,156.60x = 2,124,415,147.26 × 1,371,218,946.76
  4. Step 4: Simplify right side
    1,536,841,156.60x = 2,913,038,300,706,847,232
  5. Step 5: Solve for x
    x = 2,913,038,300,706,847,232/1,536,841,156.60
  6. Step 6: Final answer
    x = 1,895,471,297.21

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Half scale
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Double scale
Find fourth proportional to 1,536,841,157.60, 2,124,415,148.64 and 1,371,218,947.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.