Home / 88,931,851.10-122,729,790.15-49,239,381.62

Finding the Fourth Proportional to 88,931,851.10, 122,729,790.15 and 49,239,381.62

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Solution

The fourth proportional to 88,931,851.10, 122,729,790.15 and 49,239,381.62 is: 67,952,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,931,851.10 : 122,729,790.15 = 49,239,381.62 : x
  2. Step 2: Convert to fraction form
    88,931,851.10/122,729,790.15 = 49,239,381.62/x
  3. Step 3: Cross multiply
    88,931,851.10x = 122,729,790.15 × 49,239,381.62
  4. Step 4: Simplify right side
    88,931,851.10x = 6,043,138,973,338,367
  5. Step 5: Solve for x
    x = 6,043,138,973,338,367/88,931,851.10
  6. Step 6: Final answer
    x = 67,952,470.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.