Home / 1,508,931,444.86-2,081,969,191.44-1,268,441,755.10

Finding the Fourth Proportional to 1,508,931,444.86, 2,081,969,191.44 and 1,268,441,755.10

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Solution

The fourth proportional to 1,508,931,444.86, 2,081,969,191.44 and 1,268,441,755.10 is: 1,750,150,190.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,931,444.86 : 2,081,969,191.44 = 1,268,441,755.10 : x
  2. Step 2: Convert to fraction form
    1,508,931,444.86/2,081,969,191.44 = 1,268,441,755.10/x
  3. Step 3: Cross multiply
    1,508,931,444.86x = 2,081,969,191.44 × 1,268,441,755.10
  4. Step 4: Simplify right side
    1,508,931,444.86x = 2,640,856,655,254,281,216
  5. Step 5: Solve for x
    x = 2,640,856,655,254,281,216/1,508,931,444.86
  6. Step 6: Final answer
    x = 1,750,150,190.22

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Double scale
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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.