Home / 78,080,759,342.40-107,753,720,853.78-44,246,929,457.28

Finding the Fourth Proportional to 78,080,759,342.40, 107,753,720,853.78 and 44,246,929,457.28

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Solution

The fourth proportional to 78,080,759,342.40, 107,753,720,853.78 and 44,246,929,457.28 is: 61,062,050,696.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,080,759,342.40 : 107,753,720,853.78 = 44,246,929,457.28 : x
  2. Step 2: Convert to fraction form
    78,080,759,342.40/107,753,720,853.78 = 44,246,929,457.28/x
  3. Step 3: Cross multiply
    78,080,759,342.40x = 107,753,720,853.78 × 44,246,929,457.28
  4. Step 4: Simplify right side
    78,080,759,342.40x = 4,767,771,285,376,644,153,344
  5. Step 5: Solve for x
    x = 4,767,771,285,376,644,153,344/78,080,759,342.40
  6. Step 6: Final answer
    x = 61,062,050,696.37

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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.