Home / 2,886,993,132.86-4,332,311,337.90-1,228,897,711.10

Finding the Fourth Proportional to 2,886,993,132.86, 4,332,311,337.90 and 1,228,897,711.10

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Solution

The fourth proportional to 2,886,993,132.86, 4,332,311,337.90 and 1,228,897,711.10 is: 1,844,121,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,993,132.86 : 4,332,311,337.90 = 1,228,897,711.10 : x
  2. Step 2: Convert to fraction form
    2,886,993,132.86/4,332,311,337.90 = 1,228,897,711.10/x
  3. Step 3: Cross multiply
    2,886,993,132.86x = 4,332,311,337.90 × 1,228,897,711.10
  4. Step 4: Simplify right side
    2,886,993,132.86x = 5,323,967,486,917,888,000
  5. Step 5: Solve for x
    x = 5,323,967,486,917,888,000/2,886,993,132.86
  6. Step 6: Final answer
    x = 1,844,121,978.10

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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.