Home / 86,715,475.83-130,144,770.77-43,596,933.75

Finding the Fourth Proportional to 86,715,475.83, 130,144,770.77 and 43,596,933.75

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Solution

The fourth proportional to 86,715,475.83, 130,144,770.77 and 43,596,933.75 is: 65,431,376.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,715,475.83 : 130,144,770.77 = 43,596,933.75 : x
  2. Step 2: Convert to fraction form
    86,715,475.83/130,144,770.77 = 43,596,933.75/x
  3. Step 3: Cross multiply
    86,715,475.83x = 130,144,770.77 × 43,596,933.75
  4. Step 4: Simplify right side
    86,715,475.83x = 5,673,912,948,950,642
  5. Step 5: Solve for x
    x = 5,673,912,948,950,642/86,715,475.83
  6. Step 6: Final answer
    x = 65,431,376.52

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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.