Home / 820,865,352.86-1,132,795,279.64-444,522,590.06

Finding the Fourth Proportional to 820,865,352.86, 1,132,795,279.64 and 444,522,590.06

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Solution

The fourth proportional to 820,865,352.86, 1,132,795,279.64 and 444,522,590.06 is: 613,441,766.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,865,352.86 : 1,132,795,279.64 = 444,522,590.06 : x
  2. Step 2: Convert to fraction form
    820,865,352.86/1,132,795,279.64 = 444,522,590.06/x
  3. Step 3: Cross multiply
    820,865,352.86x = 1,132,795,279.64 × 444,522,590.06
  4. Step 4: Simplify right side
    820,865,352.86x = 503,553,091,713,314,816
  5. Step 5: Solve for x
    x = 503,553,091,713,314,816/820,865,352.86
  6. Step 6: Final answer
    x = 613,441,766.01

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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.