Home / 91,088,897.54-125,705,676.30-49,834,845.86

Finding the Fourth Proportional to 91,088,897.54, 125,705,676.30 and 49,834,845.86

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Solution

The fourth proportional to 91,088,897.54, 125,705,676.30 and 49,834,845.86 is: 68,773,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,088,897.54 : 125,705,676.30 = 49,834,845.86 : x
  2. Step 2: Convert to fraction form
    91,088,897.54/125,705,676.30 = 49,834,845.86/x
  3. Step 3: Cross multiply
    91,088,897.54x = 125,705,676.30 × 49,834,845.86
  4. Step 4: Simplify right side
    91,088,897.54x = 6,264,523,002,137,555
  5. Step 5: Solve for x
    x = 6,264,523,002,137,555/91,088,897.54
  6. Step 6: Final answer
    x = 68,773,727.33

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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.