Home / 47,344,016.40-71,016,024.60-45,486,070.80

Finding the Fourth Proportional to 47,344,016.40, 71,016,024.60 and 45,486,070.80

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Solution

The fourth proportional to 47,344,016.40, 71,016,024.60 and 45,486,070.80 is: 68,229,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,344,016.40 : 71,016,024.60 = 45,486,070.80 : x
  2. Step 2: Convert to fraction form
    47,344,016.40/71,016,024.60 = 45,486,070.80/x
  3. Step 3: Cross multiply
    47,344,016.40x = 71,016,024.60 × 45,486,070.80
  4. Step 4: Simplify right side
    47,344,016.40x = 3,230,239,922,890,141
  5. Step 5: Solve for x
    x = 3,230,239,922,890,141/47,344,016.40
  6. Step 6: Final answer
    x = 68,229,106.20

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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.