Home / 131,868,000.10-197,802,000.15-55,183,032.10

Finding the Fourth Proportional to 131,868,000.10, 197,802,000.15 and 55,183,032.10

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Solution

The fourth proportional to 131,868,000.10, 197,802,000.15 and 55,183,032.10 is: 82,774,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,868,000.10 : 197,802,000.15 = 55,183,032.10 : x
  2. Step 2: Convert to fraction form
    131,868,000.10/197,802,000.15 = 55,183,032.10/x
  3. Step 3: Cross multiply
    131,868,000.10x = 197,802,000.15 × 55,183,032.10
  4. Step 4: Simplify right side
    131,868,000.10x = 10,915,314,123,721,656
  5. Step 5: Solve for x
    x = 10,915,314,123,721,656/131,868,000.10
  6. Step 6: Final answer
    x = 82,774,548.15

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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.