Home / 86,670,458.10-130,005,687.15-29,143,610.10

Finding the Fourth Proportional to 86,670,458.10, 130,005,687.15 and 29,143,610.10

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Solution

The fourth proportional to 86,670,458.10, 130,005,687.15 and 29,143,610.10 is: 43,715,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,670,458.10 : 130,005,687.15 = 29,143,610.10 : x
  2. Step 2: Convert to fraction form
    86,670,458.10/130,005,687.15 = 29,143,610.10/x
  3. Step 3: Cross multiply
    86,670,458.10x = 130,005,687.15 × 29,143,610.10
  4. Step 4: Simplify right side
    86,670,458.10x = 3,788,835,057,082,180.50
  5. Step 5: Solve for x
    x = 3,788,835,057,082,180.50/86,670,458.10
  6. Step 6: Final answer
    x = 43,715,415.15

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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.