Home / 177,921,109.70-266,433,766.95-117,007,036.10

Finding the Fourth Proportional to 177,921,109.70, 266,433,766.95 and 117,007,036.10

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Solution

The fourth proportional to 177,921,109.70, 266,433,766.95 and 117,007,036.10 is: 175,216,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,921,109.70 : 266,433,766.95 = 117,007,036.10 : x
  2. Step 2: Convert to fraction form
    177,921,109.70/266,433,766.95 = 117,007,036.10/x
  3. Step 3: Cross multiply
    177,921,109.70x = 266,433,766.95 × 117,007,036.10
  4. Step 4: Simplify right side
    177,921,109.70x = 31,174,625,387,777,632
  5. Step 5: Solve for x
    x = 31,174,625,387,777,632/177,921,109.70
  6. Step 6: Final answer
    x = 175,216,001.30

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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.