Home / 138,350,669,807.09-207,535,110,567.22-36,249,763,221.29

Finding the Fourth Proportional to 138,350,669,807.09, 207,535,110,567.22 and 36,249,763,221.29

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Solution

The fourth proportional to 138,350,669,807.09, 207,535,110,567.22 and 36,249,763,221.29 is: 54,377,030,690.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,350,669,807.09 : 207,535,110,567.22 = 36,249,763,221.29 : x
  2. Step 2: Convert to fraction form
    138,350,669,807.09/207,535,110,567.22 = 36,249,763,221.29/x
  3. Step 3: Cross multiply
    138,350,669,807.09x = 207,535,110,567.22 × 36,249,763,221.29
  4. Step 4: Simplify right side
    138,350,669,807.09x = 7,523,098,618,166,380,593,152
  5. Step 5: Solve for x
    x = 7,523,098,618,166,380,593,152/138,350,669,807.09
  6. Step 6: Final answer
    x = 54,377,030,690.61

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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.