Home / 91,737,308.80-126,597,504.18-50,484,201.40

Finding the Fourth Proportional to 91,737,308.80, 126,597,504.18 and 50,484,201.40

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Solution

The fourth proportional to 91,737,308.80, 126,597,504.18 and 50,484,201.40 is: 69,668,207.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,737,308.80 : 126,597,504.18 = 50,484,201.40 : x
  2. Step 2: Convert to fraction form
    91,737,308.80/126,597,504.18 = 50,484,201.40/x
  3. Step 3: Cross multiply
    91,737,308.80x = 126,597,504.18 × 50,484,201.40
  4. Step 4: Simplify right side
    91,737,308.80x = 6,391,173,897,760,462
  5. Step 5: Solve for x
    x = 6,391,173,897,760,462/91,737,308.80
  6. Step 6: Final answer
    x = 69,668,207.86

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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.