Home / 1,403,508,162.05-1,936,764,531.29-768,305,773.24

Finding the Fourth Proportional to 1,403,508,162.05, 1,936,764,531.29 and 768,305,773.24

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Solution

The fourth proportional to 1,403,508,162.05, 1,936,764,531.29 and 768,305,773.24 is: 1,060,219,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,508,162.05 : 1,936,764,531.29 = 768,305,773.24 : x
  2. Step 2: Convert to fraction form
    1,403,508,162.05/1,936,764,531.29 = 768,305,773.24/x
  3. Step 3: Cross multiply
    1,403,508,162.05x = 1,936,764,531.29 × 768,305,773.24
  4. Step 4: Simplify right side
    1,403,508,162.05x = 1,488,027,370,791,176,192
  5. Step 5: Solve for x
    x = 1,488,027,370,791,176,192/1,403,508,162.05
  6. Step 6: Final answer
    x = 1,060,219,962.40

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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.