Home / 107,760,152.20-161,640,228.30-64,678,001.80

Finding the Fourth Proportional to 107,760,152.20, 161,640,228.30 and 64,678,001.80

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Solution

The fourth proportional to 107,760,152.20, 161,640,228.30 and 64,678,001.80 is: 97,017,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,760,152.20 : 161,640,228.30 = 64,678,001.80 : x
  2. Step 2: Convert to fraction form
    107,760,152.20/161,640,228.30 = 64,678,001.80/x
  3. Step 3: Cross multiply
    107,760,152.20x = 161,640,228.30 × 64,678,001.80
  4. Step 4: Simplify right side
    107,760,152.20x = 10,454,566,976,939,812
  5. Step 5: Solve for x
    x = 10,454,566,976,939,812/107,760,152.20
  6. Step 6: Final answer
    x = 97,017,002.70

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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.