Home / 8,520,552,024.30-12,780,828,036.45-6,454,309,416.30

Finding the Fourth Proportional to 8,520,552,024.30, 12,780,828,036.45 and 6,454,309,416.30

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Solution

The fourth proportional to 8,520,552,024.30, 12,780,828,036.45 and 6,454,309,416.30 is: 9,681,464,124.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,552,024.30 : 12,780,828,036.45 = 6,454,309,416.30 : x
  2. Step 2: Convert to fraction form
    8,520,552,024.30/12,780,828,036.45 = 6,454,309,416.30/x
  3. Step 3: Cross multiply
    8,520,552,024.30x = 12,780,828,036.45 × 6,454,309,416.30
  4. Step 4: Simplify right side
    8,520,552,024.30x = 82,491,418,743,770,284,032
  5. Step 5: Solve for x
    x = 82,491,418,743,770,284,032/8,520,552,024.30
  6. Step 6: Final answer
    x = 9,681,464,124.45

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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.