Home / 1,140,366,563.24-1,573,705,856.82-618,845,795.24

Finding the Fourth Proportional to 1,140,366,563.24, 1,573,705,856.82 and 618,845,795.24

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Solution

The fourth proportional to 1,140,366,563.24, 1,573,705,856.82 and 618,845,795.24 is: 854,007,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,366,563.24 : 1,573,705,856.82 = 618,845,795.24 : x
  2. Step 2: Convert to fraction form
    1,140,366,563.24/1,573,705,856.82 = 618,845,795.24/x
  3. Step 3: Cross multiply
    1,140,366,563.24x = 1,573,705,856.82 × 618,845,795.24
  4. Step 4: Simplify right side
    1,140,366,563.24x = 973,881,252,437,618,432
  5. Step 5: Solve for x
    x = 973,881,252,437,618,432/1,140,366,563.24
  6. Step 6: Final answer
    x = 854,007,197.19

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Double scale
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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.