Home / 551,124,016.20-826,756,883.10-274,916,413.80

Finding the Fourth Proportional to 551,124,016.20, 826,756,883.10 and 274,916,413.80

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Solution

The fourth proportional to 551,124,016.20, 826,756,883.10 and 274,916,413.80 is: 412,409,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,124,016.20 : 826,756,883.10 = 274,916,413.80 : x
  2. Step 2: Convert to fraction form
    551,124,016.20/826,756,883.10 = 274,916,413.80/x
  3. Step 3: Cross multiply
    551,124,016.20x = 826,756,883.10 × 274,916,413.80
  4. Step 4: Simplify right side
    551,124,016.20x = 227,289,037,386,317,856
  5. Step 5: Solve for x
    x = 227,289,037,386,317,856/551,124,016.20
  6. Step 6: Final answer
    x = 412,409,967.10

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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.