Home / 112,753,264.56-155,612,413.20-63,207,020.16

Finding the Fourth Proportional to 112,753,264.56, 155,612,413.20 and 63,207,020.16

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Solution

The fourth proportional to 112,753,264.56, 155,612,413.20 and 63,207,020.16 is: 87,232,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,753,264.56 : 155,612,413.20 = 63,207,020.16 : x
  2. Step 2: Convert to fraction form
    112,753,264.56/155,612,413.20 = 63,207,020.16/x
  3. Step 3: Cross multiply
    112,753,264.56x = 155,612,413.20 × 63,207,020.16
  4. Step 4: Simplify right side
    112,753,264.56x = 9,835,796,938,278,648
  5. Step 5: Solve for x
    x = 9,835,796,938,278,648/112,753,264.56
  6. Step 6: Final answer
    x = 87,232,923.82

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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.