Home / 122,510,131.15-183,765,196.73-54,359,711.95

Finding the Fourth Proportional to 122,510,131.15, 183,765,196.73 and 54,359,711.95

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Solution

The fourth proportional to 122,510,131.15, 183,765,196.73 and 54,359,711.95 is: 81,539,567.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,510,131.15 : 183,765,196.73 = 54,359,711.95 : x
  2. Step 2: Convert to fraction form
    122,510,131.15/183,765,196.73 = 54,359,711.95/x
  3. Step 3: Cross multiply
    122,510,131.15x = 183,765,196.73 × 54,359,711.95
  4. Step 4: Simplify right side
    122,510,131.15x = 9,989,423,160,677,882
  5. Step 5: Solve for x
    x = 9,989,423,160,677,882/122,510,131.15
  6. Step 6: Final answer
    x = 81,539,567.93

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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.