Home / 5,179,234,738.96-7,145,712,215.28-3,169,975,229.20

Finding the Fourth Proportional to 5,179,234,738.96, 7,145,712,215.28 and 3,169,975,229.20

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Solution

The fourth proportional to 5,179,234,738.96, 7,145,712,215.28 and 3,169,975,229.20 is: 4,373,567,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,234,738.96 : 7,145,712,215.28 = 3,169,975,229.20 : x
  2. Step 2: Convert to fraction form
    5,179,234,738.96/7,145,712,215.28 = 3,169,975,229.20/x
  3. Step 3: Cross multiply
    5,179,234,738.96x = 7,145,712,215.28 × 3,169,975,229.20
  4. Step 4: Simplify right side
    5,179,234,738.96x = 22,651,730,717,429,456,896
  5. Step 5: Solve for x
    x = 22,651,730,717,429,456,896/5,179,234,738.96
  6. Step 6: Final answer
    x = 4,373,567,111.57

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.