Home / 357,034,123.82-535,306,694.16-181,817,989.22

Finding the Fourth Proportional to 357,034,123.82, 535,306,694.16 and 181,817,989.22

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Solution

The fourth proportional to 357,034,123.82, 535,306,694.16 and 181,817,989.22 is: 272,602,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,034,123.82 : 535,306,694.16 = 181,817,989.22 : x
  2. Step 2: Convert to fraction form
    357,034,123.82/535,306,694.16 = 181,817,989.22/x
  3. Step 3: Cross multiply
    357,034,123.82x = 535,306,694.16 × 181,817,989.22
  4. Step 4: Simplify right side
    357,034,123.82x = 97,328,386,748,176,720
  5. Step 5: Solve for x
    x = 97,328,386,748,176,720/357,034,123.82
  6. Step 6: Final answer
    x = 272,602,477.62

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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.