Home / 226,275,799,176.90-312,268,141,175.12-123,398,532,000.28

Finding the Fourth Proportional to 226,275,799,176.90, 312,268,141,175.12 and 123,398,532,000.28

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Solution

The fourth proportional to 226,275,799,176.90, 312,268,141,175.12 and 123,398,532,000.28 is: 170,294,085,145.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,275,799,176.90 : 312,268,141,175.12 = 123,398,532,000.28 : x
  2. Step 2: Convert to fraction form
    226,275,799,176.90/312,268,141,175.12 = 123,398,532,000.28/x
  3. Step 3: Cross multiply
    226,275,799,176.90x = 312,268,141,175.12 × 123,398,532,000.28
  4. Step 4: Simplify right side
    226,275,799,176.90x = 38,533,430,211,465,996,926,976
  5. Step 5: Solve for x
    x = 38,533,430,211,465,996,926,976/226,275,799,176.90
  6. Step 6: Final answer
    x = 170,294,085,145.81

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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.