Home / 546,936,711.20-820,405,066.80-527,826,413.60

Finding the Fourth Proportional to 546,936,711.20, 820,405,066.80 and 527,826,413.60

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Solution

The fourth proportional to 546,936,711.20, 820,405,066.80 and 527,826,413.60 is: 791,739,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,936,711.20 : 820,405,066.80 = 527,826,413.60 : x
  2. Step 2: Convert to fraction form
    546,936,711.20/820,405,066.80 = 527,826,413.60/x
  3. Step 3: Cross multiply
    546,936,711.20x = 820,405,066.80 × 527,826,413.60
  4. Step 4: Simplify right side
    546,936,711.20x = 433,031,464,108,312,448
  5. Step 5: Solve for x
    x = 433,031,464,108,312,448/546,936,711.20
  6. Step 6: Final answer
    x = 791,739,620.40

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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.