Home / 508,510,147,415.10-762,500,367,768.42-239,826,986,033.46

Finding the Fourth Proportional to 508,510,147,415.10, 762,500,367,768.42 and 239,826,986,033.46

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Solution

The fourth proportional to 508,510,147,415.10, 762,500,367,768.42 and 239,826,986,033.46 is: 359,615,567,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,510,147,415.10 : 762,500,367,768.42 = 239,826,986,033.46 : x
  2. Step 2: Convert to fraction form
    508,510,147,415.10/762,500,367,768.42 = 239,826,986,033.46/x
  3. Step 3: Cross multiply
    508,510,147,415.10x = 762,500,367,768.42 × 239,826,986,033.46
  4. Step 4: Simplify right side
    508,510,147,415.10x = 182,868,165,051,304,982,347,776
  5. Step 5: Solve for x
    x = 182,868,165,051,304,982,347,776/508,510,147,415.10
  6. Step 6: Final answer
    x = 359,615,567,124.62

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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.