Home / 68,381,413.25-102,612,971.39-62,818,025.61

Finding the Fourth Proportional to 68,381,413.25, 102,612,971.39 and 62,818,025.61

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Solution

The fourth proportional to 68,381,413.25, 102,612,971.39 and 62,818,025.61 is: 94,264,566.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,381,413.25 : 102,612,971.39 = 62,818,025.61 : x
  2. Step 2: Convert to fraction form
    68,381,413.25/102,612,971.39 = 62,818,025.61/x
  3. Step 3: Cross multiply
    68,381,413.25x = 102,612,971.39 × 62,818,025.61
  4. Step 4: Simplify right side
    68,381,413.25x = 6,445,944,264,381,127
  5. Step 5: Solve for x
    x = 6,445,944,264,381,127/68,381,413.25
  6. Step 6: Final answer
    x = 94,264,566.32

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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.