Home / 151,121,314.20-226,681,971.30-120,888,226.20

Finding the Fourth Proportional to 151,121,314.20, 226,681,971.30 and 120,888,226.20

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Solution

The fourth proportional to 151,121,314.20, 226,681,971.30 and 120,888,226.20 is: 181,332,339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,121,314.20 : 226,681,971.30 = 120,888,226.20 : x
  2. Step 2: Convert to fraction form
    151,121,314.20/226,681,971.30 = 120,888,226.20/x
  3. Step 3: Cross multiply
    151,121,314.20x = 226,681,971.30 × 120,888,226.20
  4. Step 4: Simplify right side
    151,121,314.20x = 27,403,181,421,976,312
  5. Step 5: Solve for x
    x = 27,403,181,421,976,312/151,121,314.20
  6. Step 6: Final answer
    x = 181,332,339.30

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Double scale
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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.