Home / 177,887,200.80-266,830,801.20-91,793,758.80

Finding the Fourth Proportional to 177,887,200.80, 266,830,801.20 and 91,793,758.80

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Solution

The fourth proportional to 177,887,200.80, 266,830,801.20 and 91,793,758.80 is: 137,690,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,887,200.80 : 266,830,801.20 = 91,793,758.80 : x
  2. Step 2: Convert to fraction form
    177,887,200.80/266,830,801.20 = 91,793,758.80/x
  3. Step 3: Cross multiply
    177,887,200.80x = 266,830,801.20 × 91,793,758.80
  4. Step 4: Simplify right side
    177,887,200.80x = 24,493,402,205,763,548
  5. Step 5: Solve for x
    x = 24,493,402,205,763,548/177,887,200.80
  6. Step 6: Final answer
    x = 137,690,638.20

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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.