Home / 441,239,640.16-660,998,425.92-343,738,818.04

Finding the Fourth Proportional to 441,239,640.16, 660,998,425.92 and 343,738,818.04

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Solution

The fourth proportional to 441,239,640.16, 660,998,425.92 and 343,738,818.04 is: 514,937,455.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,239,640.16 : 660,998,425.92 = 343,738,818.04 : x
  2. Step 2: Convert to fraction form
    441,239,640.16/660,998,425.92 = 343,738,818.04/x
  3. Step 3: Cross multiply
    441,239,640.16x = 660,998,425.92 × 343,738,818.04
  4. Step 4: Simplify right side
    441,239,640.16x = 227,210,817,652,041,312
  5. Step 5: Solve for x
    x = 227,210,817,652,041,312/441,239,640.16
  6. Step 6: Final answer
    x = 514,937,455.69

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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.