Home / 48,177,473,413.98-66,486,707,593.29-28,890,073,530.45

Finding the Fourth Proportional to 48,177,473,413.98, 66,486,707,593.29 and 28,890,073,530.45

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Solution

The fourth proportional to 48,177,473,413.98, 66,486,707,593.29 and 28,890,073,530.45 is: 39,869,377,430.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,177,473,413.98 : 66,486,707,593.29 = 28,890,073,530.45 : x
  2. Step 2: Convert to fraction form
    48,177,473,413.98/66,486,707,593.29 = 28,890,073,530.45/x
  3. Step 3: Cross multiply
    48,177,473,413.98x = 66,486,707,593.29 × 28,890,073,530.45
  4. Step 4: Simplify right side
    48,177,473,413.98x = 1,920,805,871,167,676,612,608
  5. Step 5: Solve for x
    x = 1,920,805,871,167,676,612,608/48,177,473,413.98
  6. Step 6: Final answer
    x = 39,869,377,430.04

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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.