Home / 153,059,072.78-229,541,517.60-43,854,983.96

Finding the Fourth Proportional to 153,059,072.78, 229,541,517.60 and 43,854,983.96

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Solution

The fourth proportional to 153,059,072.78, 229,541,517.60 and 43,854,983.96 is: 65,768,983.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,059,072.78 : 229,541,517.60 = 43,854,983.96 : x
  2. Step 2: Convert to fraction form
    153,059,072.78/229,541,517.60 = 43,854,983.96/x
  3. Step 3: Cross multiply
    153,059,072.78x = 229,541,517.60 × 43,854,983.96
  4. Step 4: Simplify right side
    153,059,072.78x = 10,066,539,572,502,058
  5. Step 5: Solve for x
    x = 10,066,539,572,502,058/153,059,072.78
  6. Step 6: Final answer
    x = 65,768,983.11

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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.