Home / 636,397,252.61-954,317,608.07-321,069,294.05

Finding the Fourth Proportional to 636,397,252.61, 954,317,608.07 and 321,069,294.05

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Solution

The fourth proportional to 636,397,252.61, 954,317,608.07 and 321,069,294.05 is: 481,463,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,397,252.61 : 954,317,608.07 = 321,069,294.05 : x
  2. Step 2: Convert to fraction form
    636,397,252.61/954,317,608.07 = 321,069,294.05/x
  3. Step 3: Cross multiply
    636,397,252.61x = 954,317,608.07 × 321,069,294.05
  4. Step 4: Simplify right side
    636,397,252.61x = 306,402,080,716,142,592
  5. Step 5: Solve for x
    x = 306,402,080,716,142,592/636,397,252.61
  6. Step 6: Final answer
    x = 481,463,550.42

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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.