Home / 177,414,148.80-266,121,223.20-86,595,998.40

Finding the Fourth Proportional to 177,414,148.80, 266,121,223.20 and 86,595,998.40

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Solution

The fourth proportional to 177,414,148.80, 266,121,223.20 and 86,595,998.40 is: 129,893,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,414,148.80 : 266,121,223.20 = 86,595,998.40 : x
  2. Step 2: Convert to fraction form
    177,414,148.80/266,121,223.20 = 86,595,998.40/x
  3. Step 3: Cross multiply
    177,414,148.80x = 266,121,223.20 × 86,595,998.40
  4. Step 4: Simplify right side
    177,414,148.80x = 23,045,033,018,433,244
  5. Step 5: Solve for x
    x = 23,045,033,018,433,244/177,414,148.80
  6. Step 6: Final answer
    x = 129,893,997.60

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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.