Home / 75,248,600.40-112,872,900.60-63,769,474.80

Finding the Fourth Proportional to 75,248,600.40, 112,872,900.60 and 63,769,474.80

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Solution

The fourth proportional to 75,248,600.40, 112,872,900.60 and 63,769,474.80 is: 95,654,212.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,248,600.40 : 112,872,900.60 = 63,769,474.80 : x
  2. Step 2: Convert to fraction form
    75,248,600.40/112,872,900.60 = 63,769,474.80/x
  3. Step 3: Cross multiply
    75,248,600.40x = 112,872,900.60 × 63,769,474.80
  4. Step 4: Simplify right side
    75,248,600.40x = 7,197,845,590,414,604
  5. Step 5: Solve for x
    x = 7,197,845,590,414,604/75,248,600.40
  6. Step 6: Final answer
    x = 95,654,212.20

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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.