Home / 657,472,903.16-907,060,170.68-375,231,026.07

Finding the Fourth Proportional to 657,472,903.16, 907,060,170.68 and 375,231,026.07

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Solution

The fourth proportional to 657,472,903.16, 907,060,170.68 and 375,231,026.07 is: 517,674,746.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,472,903.16 : 907,060,170.68 = 375,231,026.07 : x
  2. Step 2: Convert to fraction form
    657,472,903.16/907,060,170.68 = 375,231,026.07/x
  3. Step 3: Cross multiply
    657,472,903.16x = 907,060,170.68 × 375,231,026.07
  4. Step 4: Simplify right side
    657,472,903.16x = 340,357,118,551,016,704
  5. Step 5: Solve for x
    x = 340,357,118,551,016,704/657,472,903.16
  6. Step 6: Final answer
    x = 517,674,746.62

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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.