Home / 177,966,946.60-266,950,419.90-129,216,092.20

Finding the Fourth Proportional to 177,966,946.60, 266,950,419.90 and 129,216,092.20

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Solution

The fourth proportional to 177,966,946.60, 266,950,419.90 and 129,216,092.20 is: 193,824,138.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,966,946.60 : 266,950,419.90 = 129,216,092.20 : x
  2. Step 2: Convert to fraction form
    177,966,946.60/266,950,419.90 = 129,216,092.20/x
  3. Step 3: Cross multiply
    177,966,946.60x = 266,950,419.90 × 129,216,092.20
  4. Step 4: Simplify right side
    177,966,946.60x = 34,494,290,070,627,116
  5. Step 5: Solve for x
    x = 34,494,290,070,627,116/177,966,946.60
  6. Step 6: Final answer
    x = 193,824,138.30

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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.