Home / 102,616,243.46-141,612,256.01-56,203,508.03

Finding the Fourth Proportional to 102,616,243.46, 141,612,256.01 and 56,203,508.03

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Solution

The fourth proportional to 102,616,243.46, 141,612,256.01 and 56,203,508.03 is: 77,561,848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,616,243.46 : 141,612,256.01 = 56,203,508.03 : x
  2. Step 2: Convert to fraction form
    102,616,243.46/141,612,256.01 = 56,203,508.03/x
  3. Step 3: Cross multiply
    102,616,243.46x = 141,612,256.01 × 56,203,508.03
  4. Step 4: Simplify right side
    102,616,243.46x = 7,959,105,567,236,897
  5. Step 5: Solve for x
    x = 7,959,105,567,236,897/102,616,243.46
  6. Step 6: Final answer
    x = 77,561,848.88

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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.