Home / 100,244,623.80-138,366,412.24-60,545,848.76

Finding the Fourth Proportional to 100,244,623.80, 138,366,412.24 and 60,545,848.76

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Solution

The fourth proportional to 100,244,623.80, 138,366,412.24 and 60,545,848.76 is: 83,570,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,244,623.80 : 138,366,412.24 = 60,545,848.76 : x
  2. Step 2: Convert to fraction form
    100,244,623.80/138,366,412.24 = 60,545,848.76/x
  3. Step 3: Cross multiply
    100,244,623.80x = 138,366,412.24 × 60,545,848.76
  4. Step 4: Simplify right side
    100,244,623.80x = 8,377,511,868,946,853
  5. Step 5: Solve for x
    x = 8,377,511,868,946,853/100,244,623.80
  6. Step 6: Final answer
    x = 83,570,684.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.