Home / 453,257,129.40-680,893,463.70-436,125,046.20

Finding the Fourth Proportional to 453,257,129.40, 680,893,463.70 and 436,125,046.20

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Solution

The fourth proportional to 453,257,129.40, 680,893,463.70 and 436,125,046.20 is: 655,157,247.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,257,129.40 : 680,893,463.70 = 436,125,046.20 : x
  2. Step 2: Convert to fraction form
    453,257,129.40/680,893,463.70 = 436,125,046.20/x
  3. Step 3: Cross multiply
    453,257,129.40x = 680,893,463.70 × 436,125,046.20
  4. Step 4: Simplify right side
    453,257,129.40x = 296,954,693,313,440,512
  5. Step 5: Solve for x
    x = 296,954,693,313,440,512/453,257,129.40
  6. Step 6: Final answer
    x = 655,157,247.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.