Home / 1,026,432,831.70-1,539,649,247.55-481,229,478.10

Finding the Fourth Proportional to 1,026,432,831.70, 1,539,649,247.55 and 481,229,478.10

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Solution

The fourth proportional to 1,026,432,831.70, 1,539,649,247.55 and 481,229,478.10 is: 721,844,217.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,432,831.70 : 1,539,649,247.55 = 481,229,478.10 : x
  2. Step 2: Convert to fraction form
    1,026,432,831.70/1,539,649,247.55 = 481,229,478.10/x
  3. Step 3: Cross multiply
    1,026,432,831.70x = 1,539,649,247.55 × 481,229,478.10
  4. Step 4: Simplify right side
    1,026,432,831.70x = 740,924,603,855,544,192
  5. Step 5: Solve for x
    x = 740,924,603,855,544,192/1,026,432,831.70
  6. Step 6: Final answer
    x = 721,844,217.15

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Double scale
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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.