Home / 3,307,108,510.80-4,960,662,766.20-853,445,413.80

Finding the Fourth Proportional to 3,307,108,510.80, 4,960,662,766.20 and 853,445,413.80

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Solution

The fourth proportional to 3,307,108,510.80, 4,960,662,766.20 and 853,445,413.80 is: 1,280,168,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307,108,510.80 : 4,960,662,766.20 = 853,445,413.80 : x
  2. Step 2: Convert to fraction form
    3,307,108,510.80/4,960,662,766.20 = 853,445,413.80/x
  3. Step 3: Cross multiply
    3,307,108,510.80x = 4,960,662,766.20 × 853,445,413.80
  4. Step 4: Simplify right side
    3,307,108,510.80x = 4,233,654,887,221,811,200
  5. Step 5: Solve for x
    x = 4,233,654,887,221,811,200/3,307,108,510.80
  6. Step 6: Final answer
    x = 1,280,168,120.70

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Double scale
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1.5x scale

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.