Home / 86,739,419.76-130,067,605.80-50,357,861.52

Finding the Fourth Proportional to 86,739,419.76, 130,067,605.80 and 50,357,861.52

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Solution

The fourth proportional to 86,739,419.76, 130,067,605.80 and 50,357,861.52 is: 75,512,685.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,739,419.76 : 130,067,605.80 = 50,357,861.52 : x
  2. Step 2: Convert to fraction form
    86,739,419.76/130,067,605.80 = 50,357,861.52/x
  3. Step 3: Cross multiply
    86,739,419.76x = 130,067,605.80 × 50,357,861.52
  4. Step 4: Simplify right side
    86,739,419.76x = 6,549,926,481,114,349
  5. Step 5: Solve for x
    x = 6,549,926,481,114,349/86,739,419.76
  6. Step 6: Final answer
    x = 75,512,685.00

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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.