Home / 79,891,162,785.03-110,208,005,957.43-49,397,598,794.88

Finding the Fourth Proportional to 79,891,162,785.03, 110,208,005,957.43 and 49,397,598,794.88

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Solution

The fourth proportional to 79,891,162,785.03, 110,208,005,957.43 and 49,397,598,794.88 is: 68,142,841,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,891,162,785.03 : 110,208,005,957.43 = 49,397,598,794.88 : x
  2. Step 2: Convert to fraction form
    79,891,162,785.03/110,208,005,957.43 = 49,397,598,794.88/x
  3. Step 3: Cross multiply
    79,891,162,785.03x = 110,208,005,957.43 × 49,397,598,794.88
  4. Step 4: Simplify right side
    79,891,162,785.03x = 5,444,010,862,268,871,868,416
  5. Step 5: Solve for x
    x = 5,444,010,862,268,871,868,416/79,891,162,785.03
  6. Step 6: Final answer
    x = 68,142,841,742.30

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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.