Home / 274,752,001.30-412,128,001.95-194,130,433.30

Finding the Fourth Proportional to 274,752,001.30, 412,128,001.95 and 194,130,433.30

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Solution

The fourth proportional to 274,752,001.30, 412,128,001.95 and 194,130,433.30 is: 291,195,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,752,001.30 : 412,128,001.95 = 194,130,433.30 : x
  2. Step 2: Convert to fraction form
    274,752,001.30/412,128,001.95 = 194,130,433.30/x
  3. Step 3: Cross multiply
    274,752,001.30x = 412,128,001.95 × 194,130,433.30
  4. Step 4: Simplify right side
    274,752,001.30x = 80,006,587,593,616,752
  5. Step 5: Solve for x
    x = 80,006,587,593,616,752/274,752,001.30
  6. Step 6: Final answer
    x = 291,195,649.95

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Similar ratio
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1.5x scale

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.