Home / 124,975,329.48-186,702,945.87-80,897,000.58

Finding the Fourth Proportional to 124,975,329.48, 186,702,945.87 and 80,897,000.58

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Solution

The fourth proportional to 124,975,329.48, 186,702,945.87 and 80,897,000.58 is: 120,853,518.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,975,329.48 : 186,702,945.87 = 80,897,000.58 : x
  2. Step 2: Convert to fraction form
    124,975,329.48/186,702,945.87 = 80,897,000.58/x
  3. Step 3: Cross multiply
    124,975,329.48x = 186,702,945.87 × 80,897,000.58
  4. Step 4: Simplify right side
    124,975,329.48x = 15,103,708,320,333,098
  5. Step 5: Solve for x
    x = 15,103,708,320,333,098/124,975,329.48
  6. Step 6: Final answer
    x = 120,853,518.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.