Home / 1,201,154,852.25-1,657,767,719.34-672,552,903.87

Finding the Fourth Proportional to 1,201,154,852.25, 1,657,767,719.34 and 672,552,903.87

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Solution

The fourth proportional to 1,201,154,852.25, 1,657,767,719.34 and 672,552,903.87 is: 928,220,446.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,154,852.25 : 1,657,767,719.34 = 672,552,903.87 : x
  2. Step 2: Convert to fraction form
    1,201,154,852.25/1,657,767,719.34 = 672,552,903.87/x
  3. Step 3: Cross multiply
    1,201,154,852.25x = 1,657,767,719.34 × 672,552,903.87
  4. Step 4: Simplify right side
    1,201,154,852.25x = 1,114,936,493,584,064,128
  5. Step 5: Solve for x
    x = 1,114,936,493,584,064,128/1,201,154,852.25
  6. Step 6: Final answer
    x = 928,220,446.76

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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.