Home / 101,552,796.90-152,222,878.34-42,499,011.88

Finding the Fourth Proportional to 101,552,796.90, 152,222,878.34 and 42,499,011.88

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Solution

The fourth proportional to 101,552,796.90, 152,222,878.34 and 42,499,011.88 is: 63,704,025.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,552,796.90 : 152,222,878.34 = 42,499,011.88 : x
  2. Step 2: Convert to fraction form
    101,552,796.90/152,222,878.34 = 42,499,011.88/x
  3. Step 3: Cross multiply
    101,552,796.90x = 152,222,878.34 × 42,499,011.88
  4. Step 4: Simplify right side
    101,552,796.90x = 6,469,321,914,386,402
  5. Step 5: Solve for x
    x = 6,469,321,914,386,402/101,552,796.90
  6. Step 6: Final answer
    x = 63,704,025.02

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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.