Home / 3,143,341,096.78-4,715,011,650.27-1,277,549,657.77

Finding the Fourth Proportional to 3,143,341,096.78, 4,715,011,650.27 and 1,277,549,657.77

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Solution

The fourth proportional to 3,143,341,096.78, 4,715,011,650.27 and 1,277,549,657.77 is: 1,916,324,488.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,341,096.78 : 4,715,011,650.27 = 1,277,549,657.77 : x
  2. Step 2: Convert to fraction form
    3,143,341,096.78/4,715,011,650.27 = 1,277,549,657.77/x
  3. Step 3: Cross multiply
    3,143,341,096.78x = 4,715,011,650.27 × 1,277,549,657.77
  4. Step 4: Simplify right side
    3,143,341,096.78x = 6,023,661,520,184,001,536
  5. Step 5: Solve for x
    x = 6,023,661,520,184,001,536/3,143,341,096.78
  6. Step 6: Final answer
    x = 1,916,324,488.73

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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.