Home / 2,695,429,470.76-3,719,885,152-1,489,744,779.76

Finding the Fourth Proportional to 2,695,429,470.76, 3,719,885,152 and 1,489,744,779.76

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Solution

The fourth proportional to 2,695,429,470.76, 3,719,885,152 and 1,489,744,779.76 is: 2,055,954,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,429,470.76 : 3,719,885,152 = 1,489,744,779.76 : x
  2. Step 2: Convert to fraction form
    2,695,429,470.76/3,719,885,152 = 1,489,744,779.76/x
  3. Step 3: Cross multiply
    2,695,429,470.76x = 3,719,885,152 × 1,489,744,779.76
  4. Step 4: Simplify right side
    2,695,429,470.76x = 5,541,679,486,498,734,080
  5. Step 5: Solve for x
    x = 5,541,679,486,498,734,080/2,695,429,470.76
  6. Step 6: Final answer
    x = 2,055,954,179.70

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Double scale
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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.