Home / 177,523,760.80-266,096,684.40-68,306,730.40

Finding the Fourth Proportional to 177,523,760.80, 266,096,684.40 and 68,306,730.40

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Solution

The fourth proportional to 177,523,760.80, 266,096,684.40 and 68,306,730.40 is: 102,387,389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,523,760.80 : 266,096,684.40 = 68,306,730.40 : x
  2. Step 2: Convert to fraction form
    177,523,760.80/266,096,684.40 = 68,306,730.40/x
  3. Step 3: Cross multiply
    177,523,760.80x = 266,096,684.40 × 68,306,730.40
  4. Step 4: Simplify right side
    177,523,760.80x = 18,176,194,481,644,688
  5. Step 5: Solve for x
    x = 18,176,194,481,644,688/177,523,760.80
  6. Step 6: Final answer
    x = 102,387,389.72

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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.