Home / 60,689,609.10-91,034,413.65-60,264,456.30

Finding the Fourth Proportional to 60,689,609.10, 91,034,413.65 and 60,264,456.30

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Solution

The fourth proportional to 60,689,609.10, 91,034,413.65 and 60,264,456.30 is: 90,396,684.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,689,609.10 : 91,034,413.65 = 60,264,456.30 : x
  2. Step 2: Convert to fraction form
    60,689,609.10/91,034,413.65 = 60,264,456.30/x
  3. Step 3: Cross multiply
    60,689,609.10x = 91,034,413.65 × 60,264,456.30
  4. Step 4: Simplify right side
    60,689,609.10x = 5,486,139,443,206,549
  5. Step 5: Solve for x
    x = 5,486,139,443,206,549/60,689,609.10
  6. Step 6: Final answer
    x = 90,396,684.45

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Similar ratio
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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.