Home / 205,350,785.28-283,384,281.60-112,531,499.52

Finding the Fourth Proportional to 205,350,785.28, 283,384,281.60 and 112,531,499.52

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Solution

The fourth proportional to 205,350,785.28, 283,384,281.60 and 112,531,499.52 is: 155,293,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,350,785.28 : 283,384,281.60 = 112,531,499.52 : x
  2. Step 2: Convert to fraction form
    205,350,785.28/283,384,281.60 = 112,531,499.52/x
  3. Step 3: Cross multiply
    205,350,785.28x = 283,384,281.60 × 112,531,499.52
  4. Step 4: Simplify right side
    205,350,785.28x = 31,889,658,148,845,948
  5. Step 5: Solve for x
    x = 31,889,658,148,845,948/205,350,785.28
  6. Step 6: Final answer
    x = 155,293,577.79

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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.