Home / 118,098,228.30-177,147,342.45-79,551,041.10

Finding the Fourth Proportional to 118,098,228.30, 177,147,342.45 and 79,551,041.10

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Solution

The fourth proportional to 118,098,228.30, 177,147,342.45 and 79,551,041.10 is: 119,326,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,228.30 : 177,147,342.45 = 79,551,041.10 : x
  2. Step 2: Convert to fraction form
    118,098,228.30/177,147,342.45 = 79,551,041.10/x
  3. Step 3: Cross multiply
    118,098,228.30x = 177,147,342.45 × 79,551,041.10
  4. Step 4: Simplify right side
    118,098,228.30x = 14,092,255,519,995,722
  5. Step 5: Solve for x
    x = 14,092,255,519,995,722/118,098,228.30
  6. Step 6: Final answer
    x = 119,326,561.65

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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.