Home / 78,080,759,343.90-107,753,720,855.85-44,246,929,458.78

Finding the Fourth Proportional to 78,080,759,343.90, 107,753,720,855.85 and 44,246,929,458.78

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Solution

The fourth proportional to 78,080,759,343.90, 107,753,720,855.85 and 44,246,929,458.78 is: 61,062,050,698.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,080,759,343.90 : 107,753,720,855.85 = 44,246,929,458.78 : x
  2. Step 2: Convert to fraction form
    78,080,759,343.90/107,753,720,855.85 = 44,246,929,458.78/x
  3. Step 3: Cross multiply
    78,080,759,343.90x = 107,753,720,855.85 × 44,246,929,458.78
  4. Step 4: Simplify right side
    78,080,759,343.90x = 4,767,771,285,629,866,868,736
  5. Step 5: Solve for x
    x = 4,767,771,285,629,866,868,736/78,080,759,343.90
  6. Step 6: Final answer
    x = 61,062,050,698.44

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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.