Home / 7,002,407,675.78-9,663,293,702.88-3,787,321,255.88

Finding the Fourth Proportional to 7,002,407,675.78, 9,663,293,702.88 and 3,787,321,255.88

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Solution

The fourth proportional to 7,002,407,675.78, 9,663,293,702.88 and 3,787,321,255.88 is: 5,226,487,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,407,675.78 : 9,663,293,702.88 = 3,787,321,255.88 : x
  2. Step 2: Convert to fraction form
    7,002,407,675.78/9,663,293,702.88 = 3,787,321,255.88/x
  3. Step 3: Cross multiply
    7,002,407,675.78x = 9,663,293,702.88 × 3,787,321,255.88
  4. Step 4: Simplify right side
    7,002,407,675.78x = 36,597,997,642,728,775,680
  5. Step 5: Solve for x
    x = 36,597,997,642,728,775,680/7,002,407,675.78
  6. Step 6: Final answer
    x = 5,226,487,707.84

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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.