Home / 181,520,197.92-272,280,141.36-66,513,741.12

Finding the Fourth Proportional to 181,520,197.92, 272,280,141.36 and 66,513,741.12

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Solution

The fourth proportional to 181,520,197.92, 272,280,141.36 and 66,513,741.12 is: 99,770,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,520,197.92 : 272,280,141.36 = 66,513,741.12 : x
  2. Step 2: Convert to fraction form
    181,520,197.92/272,280,141.36 = 66,513,741.12/x
  3. Step 3: Cross multiply
    181,520,197.92x = 272,280,141.36 × 66,513,741.12
  4. Step 4: Simplify right side
    181,520,197.92x = 18,110,370,834,536,044
  5. Step 5: Solve for x
    x = 18,110,370,834,536,044/181,520,197.92
  6. Step 6: Final answer
    x = 99,770,554.69

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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.