Home / 443,876,247.76-612,550,413.45-245,651,411.97

Finding the Fourth Proportional to 443,876,247.76, 612,550,413.45 and 245,651,411.97

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Solution

The fourth proportional to 443,876,247.76, 612,550,413.45 and 245,651,411.97 is: 338,999,607.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,876,247.76 : 612,550,413.45 = 245,651,411.97 : x
  2. Step 2: Convert to fraction form
    443,876,247.76/612,550,413.45 = 245,651,411.97/x
  3. Step 3: Cross multiply
    443,876,247.76x = 612,550,413.45 × 245,651,411.97
  4. Step 4: Simplify right side
    443,876,247.76x = 150,473,873,966,799,776
  5. Step 5: Solve for x
    x = 150,473,873,966,799,776/443,876,247.76
  6. Step 6: Final answer
    x = 338,999,607.95

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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.