Home / 684,195,084.20-944,225,876.93-382,762,413.95

Finding the Fourth Proportional to 684,195,084.20, 944,225,876.93 and 382,762,413.95

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Solution

The fourth proportional to 684,195,084.20, 944,225,876.93 and 382,762,413.95 is: 528,232,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,195,084.20 : 944,225,876.93 = 382,762,413.95 : x
  2. Step 2: Convert to fraction form
    684,195,084.20/944,225,876.93 = 382,762,413.95/x
  3. Step 3: Cross multiply
    684,195,084.20x = 944,225,876.93 × 382,762,413.95
  4. Step 4: Simplify right side
    684,195,084.20x = 361,414,175,972,044,416
  5. Step 5: Solve for x
    x = 361,414,175,972,044,416/684,195,084.20
  6. Step 6: Final answer
    x = 528,232,640.54

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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.