Home / 181,938,103.70-272,721,151.20-89,679,946.10

Finding the Fourth Proportional to 181,938,103.70, 272,721,151.20 and 89,679,946.10

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Solution

The fourth proportional to 181,938,103.70, 272,721,151.20 and 89,679,946.10 is: 134,428,234.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,938,103.70 : 272,721,151.20 = 89,679,946.10 : x
  2. Step 2: Convert to fraction form
    181,938,103.70/272,721,151.20 = 89,679,946.10/x
  3. Step 3: Cross multiply
    181,938,103.70x = 272,721,151.20 × 89,679,946.10
  4. Step 4: Simplify right side
    181,938,103.70x = 24,457,618,139,945,948
  5. Step 5: Solve for x
    x = 24,457,618,139,945,948/181,938,103.70
  6. Step 6: Final answer
    x = 134,428,234.89

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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.