Home / 77,031,561.48-106,304,839.20-41,750,493.54

Finding the Fourth Proportional to 77,031,561.48, 106,304,839.20 and 41,750,493.54

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Solution

The fourth proportional to 77,031,561.48, 106,304,839.20 and 41,750,493.54 is: 57,616,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,031,561.48 : 106,304,839.20 = 41,750,493.54 : x
  2. Step 2: Convert to fraction form
    77,031,561.48/106,304,839.20 = 41,750,493.54/x
  3. Step 3: Cross multiply
    77,031,561.48x = 106,304,839.20 × 41,750,493.54
  4. Step 4: Simplify right side
    77,031,561.48x = 4,438,279,502,290,339
  5. Step 5: Solve for x
    x = 4,438,279,502,290,339/77,031,561.48
  6. Step 6: Final answer
    x = 57,616,377.20

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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.