Home / 8,609,900,976.80-11,881,663,278-4,649,602,294.88

Finding the Fourth Proportional to 8,609,900,976.80, 11,881,663,278 and 4,649,602,294.88

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Solution

The fourth proportional to 8,609,900,976.80, 11,881,663,278 and 4,649,602,294.88 is: 6,416,451,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,609,900,976.80 : 11,881,663,278 = 4,649,602,294.88 : x
  2. Step 2: Convert to fraction form
    8,609,900,976.80/11,881,663,278 = 4,649,602,294.88/x
  3. Step 3: Cross multiply
    8,609,900,976.80x = 11,881,663,278 × 4,649,602,294.88
  4. Step 4: Simplify right side
    8,609,900,976.80x = 55,245,008,844,380,225,536
  5. Step 5: Solve for x
    x = 55,245,008,844,380,225,536/8,609,900,976.80
  6. Step 6: Final answer
    x = 6,416,451,129.14

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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.