Home / 96,772,144.80-145,158,217.20-66,539,056.80

Finding the Fourth Proportional to 96,772,144.80, 145,158,217.20 and 66,539,056.80

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Solution

The fourth proportional to 96,772,144.80, 145,158,217.20 and 66,539,056.80 is: 99,808,585.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,772,144.80 : 145,158,217.20 = 66,539,056.80 : x
  2. Step 2: Convert to fraction form
    96,772,144.80/145,158,217.20 = 66,539,056.80/x
  3. Step 3: Cross multiply
    96,772,144.80x = 145,158,217.20 × 66,539,056.80
  4. Step 4: Simplify right side
    96,772,144.80x = 9,658,690,859,257,536
  5. Step 5: Solve for x
    x = 9,658,690,859,257,536/96,772,144.80
  6. Step 6: Final answer
    x = 99,808,585.20

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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.