Home / 96,794,827.20-145,192,240.80-86,213,246.40

Finding the Fourth Proportional to 96,794,827.20, 145,192,240.80 and 86,213,246.40

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Solution

The fourth proportional to 96,794,827.20, 145,192,240.80 and 86,213,246.40 is: 129,319,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,794,827.20 : 145,192,240.80 = 86,213,246.40 : x
  2. Step 2: Convert to fraction form
    96,794,827.20/145,192,240.80 = 86,213,246.40/x
  3. Step 3: Cross multiply
    96,794,827.20x = 145,192,240.80 × 86,213,246.40
  4. Step 4: Simplify right side
    96,794,827.20x = 12,517,494,431,458,536
  5. Step 5: Solve for x
    x = 12,517,494,431,458,536/96,794,827.20
  6. Step 6: Final answer
    x = 129,319,869.60

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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.