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Finding the Fourth Proportional to 88,577,608.90, 132,866,413.35 and 86,586,952.90

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Solution

The fourth proportional to 88,577,608.90, 132,866,413.35 and 86,586,952.90 is: 129,880,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,577,608.90 : 132,866,413.35 = 86,586,952.90 : x
  2. Step 2: Convert to fraction form
    88,577,608.90/132,866,413.35 = 86,586,952.90/x
  3. Step 3: Cross multiply
    88,577,608.90x = 132,866,413.35 × 86,586,952.90
  4. Step 4: Simplify right side
    88,577,608.90x = 11,504,497,874,728,382
  5. Step 5: Solve for x
    x = 11,504,497,874,728,382/88,577,608.90
  6. Step 6: Final answer
    x = 129,880,429.35

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1.5x scale

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.