Home / 501,676,462.40-752,221,810.56-194,609,765.12

Finding the Fourth Proportional to 501,676,462.40, 752,221,810.56 and 194,609,765.12

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Solution

The fourth proportional to 501,676,462.40, 752,221,810.56 and 194,609,765.12 is: 291,801,032.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,676,462.40 : 752,221,810.56 = 194,609,765.12 : x
  2. Step 2: Convert to fraction form
    501,676,462.40/752,221,810.56 = 194,609,765.12/x
  3. Step 3: Cross multiply
    501,676,462.40x = 752,221,810.56 × 194,609,765.12
  4. Step 4: Simplify right side
    501,676,462.40x = 146,389,709,871,222,720
  5. Step 5: Solve for x
    x = 146,389,709,871,222,720/501,676,462.40
  6. Step 6: Final answer
    x = 291,801,032.82

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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.