Home / 86,016,375.60-129,024,563.40-29,282,679.60

Finding the Fourth Proportional to 86,016,375.60, 129,024,563.40 and 29,282,679.60

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Solution

The fourth proportional to 86,016,375.60, 129,024,563.40 and 29,282,679.60 is: 43,924,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,016,375.60 : 129,024,563.40 = 29,282,679.60 : x
  2. Step 2: Convert to fraction form
    86,016,375.60/129,024,563.40 = 29,282,679.60/x
  3. Step 3: Cross multiply
    86,016,375.60x = 129,024,563.40 × 29,282,679.60
  4. Step 4: Simplify right side
    86,016,375.60x = 3,778,184,950,572,087
  5. Step 5: Solve for x
    x = 3,778,184,950,572,087/86,016,375.60
  6. Step 6: Final answer
    x = 43,924,019.40

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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.