Home / 88,145,413.10-132,218,119.65-74,036,638.70

Finding the Fourth Proportional to 88,145,413.10, 132,218,119.65 and 74,036,638.70

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Solution

The fourth proportional to 88,145,413.10, 132,218,119.65 and 74,036,638.70 is: 111,054,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,145,413.10 : 132,218,119.65 = 74,036,638.70 : x
  2. Step 2: Convert to fraction form
    88,145,413.10/132,218,119.65 = 74,036,638.70/x
  3. Step 3: Cross multiply
    88,145,413.10x = 132,218,119.65 × 74,036,638.70
  4. Step 4: Simplify right side
    88,145,413.10x = 9,788,985,154,120,422
  5. Step 5: Solve for x
    x = 9,788,985,154,120,422/88,145,413.10
  6. Step 6: Final answer
    x = 111,054,958.05

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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.