Home / 87,108,741.60-130,656,813.84-41,658,332.64

Finding the Fourth Proportional to 87,108,741.60, 130,656,813.84 and 41,658,332.64

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Solution

The fourth proportional to 87,108,741.60, 130,656,813.84 and 41,658,332.64 is: 62,484,486.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,108,741.60 : 130,656,813.84 = 41,658,332.64 : x
  2. Step 2: Convert to fraction form
    87,108,741.60/130,656,813.84 = 41,658,332.64/x
  3. Step 3: Cross multiply
    87,108,741.60x = 130,656,813.84 × 41,658,332.64
  4. Step 4: Simplify right side
    87,108,741.60x = 5,442,945,012,629,276
  5. Step 5: Solve for x
    x = 5,442,945,012,629,276/87,108,741.60
  6. Step 6: Final answer
    x = 62,484,486.78

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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.