Home / 657,598,564.74-907,478,787.18-356,176,377.35

Finding the Fourth Proportional to 657,598,564.74, 907,478,787.18 and 356,176,377.35

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Solution

The fourth proportional to 657,598,564.74, 907,478,787.18 and 356,176,377.35 is: 491,519,483.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,598,564.74 : 907,478,787.18 = 356,176,377.35 : x
  2. Step 2: Convert to fraction form
    657,598,564.74/907,478,787.18 = 356,176,377.35/x
  3. Step 3: Cross multiply
    657,598,564.74x = 907,478,787.18 × 356,176,377.35
  4. Step 4: Simplify right side
    657,598,564.74x = 323,222,506,939,744,000
  5. Step 5: Solve for x
    x = 323,222,506,939,744,000/657,598,564.74
  6. Step 6: Final answer
    x = 491,519,483.57

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