Home / 101,910,505.32-152,714,591.01-74,851,891.56

Finding the Fourth Proportional to 101,910,505.32, 152,714,591.01 and 74,851,891.56

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Solution

The fourth proportional to 101,910,505.32, 152,714,591.01 and 74,851,891.56 is: 112,166,807.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,910,505.32 : 152,714,591.01 = 74,851,891.56 : x
  2. Step 2: Convert to fraction form
    101,910,505.32/152,714,591.01 = 74,851,891.56/x
  3. Step 3: Cross multiply
    101,910,505.32x = 152,714,591.01 × 74,851,891.56
  4. Step 4: Simplify right side
    101,910,505.32x = 11,430,976,005,910,270
  5. Step 5: Solve for x
    x = 11,430,976,005,910,270/101,910,505.32
  6. Step 6: Final answer
    x = 112,166,807.24

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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.