Home / 8,474,031,191.30-12,718,900,895.52-4,279,929,365.48

Finding the Fourth Proportional to 8,474,031,191.30, 12,718,900,895.52 and 4,279,929,365.48

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Solution

The fourth proportional to 8,474,031,191.30, 12,718,900,895.52 and 4,279,929,365.48 is: 6,423,860,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,031,191.30 : 12,718,900,895.52 = 4,279,929,365.48 : x
  2. Step 2: Convert to fraction form
    8,474,031,191.30/12,718,900,895.52 = 4,279,929,365.48/x
  3. Step 3: Cross multiply
    8,474,031,191.30x = 12,718,900,895.52 × 4,279,929,365.48
  4. Step 4: Simplify right side
    8,474,031,191.30x = 54,435,997,439,365,922,816
  5. Step 5: Solve for x
    x = 54,435,997,439,365,922,816/8,474,031,191.30
  6. Step 6: Final answer
    x = 6,423,860,876.89

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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.