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Finding the Fourth Proportional to 65,184,103.20, 97,776,154.80 and 34,951,015.20

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Solution

The fourth proportional to 65,184,103.20, 97,776,154.80 and 34,951,015.20 is: 52,426,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,184,103.20 : 97,776,154.80 = 34,951,015.20 : x
  2. Step 2: Convert to fraction form
    65,184,103.20/97,776,154.80 = 34,951,015.20/x
  3. Step 3: Cross multiply
    65,184,103.20x = 97,776,154.80 × 34,951,015.20
  4. Step 4: Simplify right side
    65,184,103.20x = 3,417,375,872,612,353
  5. Step 5: Solve for x
    x = 3,417,375,872,612,353/65,184,103.20
  6. Step 6: Final answer
    x = 52,426,522.80

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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.