Home / 650,350,983.91-897,460,325.64-352,986,841.58

Finding the Fourth Proportional to 650,350,983.91, 897,460,325.64 and 352,986,841.58

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Solution

The fourth proportional to 650,350,983.91, 897,460,325.64 and 352,986,841.58 is: 487,108,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,350,983.91 : 897,460,325.64 = 352,986,841.58 : x
  2. Step 2: Convert to fraction form
    650,350,983.91/897,460,325.64 = 352,986,841.58/x
  3. Step 3: Cross multiply
    650,350,983.91x = 897,460,325.64 × 352,986,841.58
  4. Step 4: Simplify right side
    650,350,983.91x = 316,791,685,794,078,400
  5. Step 5: Solve for x
    x = 316,791,685,794,078,400/650,350,983.91
  6. Step 6: Final answer
    x = 487,108,797.61

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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.