Home / 78,785,708.40-118,189,621.80-24,927,404.40

Finding the Fourth Proportional to 78,785,708.40, 118,189,621.80 and 24,927,404.40

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Solution

The fourth proportional to 78,785,708.40, 118,189,621.80 and 24,927,404.40 is: 37,394,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,785,708.40 : 118,189,621.80 = 24,927,404.40 : x
  2. Step 2: Convert to fraction form
    78,785,708.40/118,189,621.80 = 24,927,404.40/x
  3. Step 3: Cross multiply
    78,785,708.40x = 118,189,621.80 × 24,927,404.40
  4. Step 4: Simplify right side
    78,785,708.40x = 2,946,160,498,491,655.50
  5. Step 5: Solve for x
    x = 2,946,160,498,491,655.50/78,785,708.40
  6. Step 6: Final answer
    x = 37,394,605.68

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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.