Home / 205,700,984.68-283,853,382.60-112,887,471.64

Finding the Fourth Proportional to 205,700,984.68, 283,853,382.60 and 112,887,471.64

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Solution

The fourth proportional to 205,700,984.68, 283,853,382.60 and 112,887,471.64 is: 155,777,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,700,984.68 : 283,853,382.60 = 112,887,471.64 : x
  2. Step 2: Convert to fraction form
    205,700,984.68/283,853,382.60 = 112,887,471.64/x
  3. Step 3: Cross multiply
    205,700,984.68x = 283,853,382.60 × 112,887,471.64
  4. Step 4: Simplify right side
    205,700,984.68x = 32,043,490,678,175,572
  5. Step 5: Solve for x
    x = 32,043,490,678,175,572/205,700,984.68
  6. Step 6: Final answer
    x = 155,777,040.78

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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.