Home / 359,467,009.11-539,231,182.23-126,277,341.30

Finding the Fourth Proportional to 359,467,009.11, 539,231,182.23 and 126,277,341.30

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Solution

The fourth proportional to 359,467,009.11, 539,231,182.23 and 126,277,341.30 is: 189,426,785.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,467,009.11 : 539,231,182.23 = 126,277,341.30 : x
  2. Step 2: Convert to fraction form
    359,467,009.11/539,231,182.23 = 126,277,341.30/x
  3. Step 3: Cross multiply
    359,467,009.11x = 539,231,182.23 × 126,277,341.30
  4. Step 4: Simplify right side
    359,467,009.11x = 68,092,680,038,060,208
  5. Step 5: Solve for x
    x = 68,092,680,038,060,208/359,467,009.11
  6. Step 6: Final answer
    x = 189,426,785.53

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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.