Home / 431,971,004.30-596,197,584.42-243,856,636.70

Finding the Fourth Proportional to 431,971,004.30, 596,197,584.42 and 243,856,636.70

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Solution

The fourth proportional to 431,971,004.30, 596,197,584.42 and 243,856,636.70 is: 336,565,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,971,004.30 : 596,197,584.42 = 243,856,636.70 : x
  2. Step 2: Convert to fraction form
    431,971,004.30/596,197,584.42 = 243,856,636.70/x
  3. Step 3: Cross multiply
    431,971,004.30x = 596,197,584.42 × 243,856,636.70
  4. Step 4: Simplify right side
    431,971,004.30x = 145,386,737,745,325,504
  5. Step 5: Solve for x
    x = 145,386,737,745,325,504/431,971,004.30
  6. Step 6: Final answer
    x = 336,565,964.61

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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.