Home / 247,298,869.38-370,991,080.83-83,537,818.26

Finding the Fourth Proportional to 247,298,869.38, 370,991,080.83 and 83,537,818.26

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Solution

The fourth proportional to 247,298,869.38, 370,991,080.83 and 83,537,818.26 is: 125,321,177.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,298,869.38 : 370,991,080.83 = 83,537,818.26 : x
  2. Step 2: Convert to fraction form
    247,298,869.38/370,991,080.83 = 83,537,818.26/x
  3. Step 3: Cross multiply
    247,298,869.38x = 370,991,080.83 × 83,537,818.26
  4. Step 4: Simplify right side
    247,298,869.38x = 30,991,785,486,457,512
  5. Step 5: Solve for x
    x = 30,991,785,486,457,512/247,298,869.38
  6. Step 6: Final answer
    x = 125,321,177.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.