Home / 1,522,592,010.86-2,101,176,974.97-862,542,288.86

Finding the Fourth Proportional to 1,522,592,010.86, 2,101,176,974.97 and 862,542,288.86

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Solution

The fourth proportional to 1,522,592,010.86, 2,101,176,974.97 and 862,542,288.86 is: 1,190,308,358.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,592,010.86 : 2,101,176,974.97 = 862,542,288.86 : x
  2. Step 2: Convert to fraction form
    1,522,592,010.86/2,101,176,974.97 = 862,542,288.86/x
  3. Step 3: Cross multiply
    1,522,592,010.86x = 2,101,176,974.97 × 862,542,288.86
  4. Step 4: Simplify right side
    1,522,592,010.86x = 1,812,353,997,280,048,896
  5. Step 5: Solve for x
    x = 1,812,353,997,280,048,896/1,522,592,010.86
  6. Step 6: Final answer
    x = 1,190,308,358.61

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1.5x scale

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.