Home / 150,147,009.10-225,220,513.65-117,898,381.90

Finding the Fourth Proportional to 150,147,009.10, 225,220,513.65 and 117,898,381.90

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Solution

The fourth proportional to 150,147,009.10, 225,220,513.65 and 117,898,381.90 is: 176,847,572.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,147,009.10 : 225,220,513.65 = 117,898,381.90 : x
  2. Step 2: Convert to fraction form
    150,147,009.10/225,220,513.65 = 117,898,381.90/x
  3. Step 3: Cross multiply
    150,147,009.10x = 225,220,513.65 × 117,898,381.90
  4. Step 4: Simplify right side
    150,147,009.10x = 26,553,134,130,021,864
  5. Step 5: Solve for x
    x = 26,553,134,130,021,864/150,147,009.10
  6. Step 6: Final answer
    x = 176,847,572.85

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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.