Home / 47,485,980,844.43-71,231,262,116.42-15,613,948,159.57

Finding the Fourth Proportional to 47,485,980,844.43, 71,231,262,116.42 and 15,613,948,159.57

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Solution

The fourth proportional to 47,485,980,844.43, 71,231,262,116.42 and 15,613,948,159.57 is: 23,421,675,497.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,485,980,844.43 : 71,231,262,116.42 = 15,613,948,159.57 : x
  2. Step 2: Convert to fraction form
    47,485,980,844.43/71,231,262,116.42 = 15,613,948,159.57/x
  3. Step 3: Cross multiply
    47,485,980,844.43x = 71,231,262,116.42 × 15,613,948,159.57
  4. Step 4: Simplify right side
    47,485,980,844.43x = 1,112,201,234,026,524,311,552
  5. Step 5: Solve for x
    x = 1,112,201,234,026,524,311,552/47,485,980,844.43
  6. Step 6: Final answer
    x = 23,421,675,497.66

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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.