Home / 820,926,470.41-1,132,864,527.38-444,580,000.12

Finding the Fourth Proportional to 820,926,470.41, 1,132,864,527.38 and 444,580,000.12

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Solution

The fourth proportional to 820,926,470.41, 1,132,864,527.38 and 444,580,000.12 is: 613,512,817.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,926,470.41 : 1,132,864,527.38 = 444,580,000.12 : x
  2. Step 2: Convert to fraction form
    820,926,470.41/1,132,864,527.38 = 444,580,000.12/x
  3. Step 3: Cross multiply
    820,926,470.41x = 1,132,864,527.38 × 444,580,000.12
  4. Step 4: Simplify right side
    820,926,470.41x = 503,648,911,715,712,064
  5. Step 5: Solve for x
    x = 503,648,911,715,712,064/820,926,470.41
  6. Step 6: Final answer
    x = 613,512,817.37

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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.