Home / 78,885,691.88-118,341,252.83-24,298,252.01

Finding the Fourth Proportional to 78,885,691.88, 118,341,252.83 and 24,298,252.01

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Solution

The fourth proportional to 78,885,691.88, 118,341,252.83 and 24,298,252.01 is: 36,451,294.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,885,691.88 : 118,341,252.83 = 24,298,252.01 : x
  2. Step 2: Convert to fraction form
    78,885,691.88/118,341,252.83 = 24,298,252.01/x
  3. Step 3: Cross multiply
    78,885,691.88x = 118,341,252.83 × 24,298,252.01
  4. Step 4: Simplify right side
    78,885,691.88x = 2,875,485,584,738,318.50
  5. Step 5: Solve for x
    x = 2,875,485,584,738,318.50/78,885,691.88
  6. Step 6: Final answer
    x = 36,451,294.48

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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.