Home / 99,143,654,726.77-148,744,659,685.20-31,989,639,990.34

Finding the Fourth Proportional to 99,143,654,726.77, 148,744,659,685.20 and 31,989,639,990.34

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Solution

The fourth proportional to 99,143,654,726.77, 148,744,659,685.20 and 31,989,639,990.34 is: 47,993,874,413.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,143,654,726.77 : 148,744,659,685.20 = 31,989,639,990.34 : x
  2. Step 2: Convert to fraction form
    99,143,654,726.77/148,744,659,685.20 = 31,989,639,990.34/x
  3. Step 3: Cross multiply
    99,143,654,726.77x = 148,744,659,685.20 × 31,989,639,990.34
  4. Step 4: Simplify right side
    99,143,654,726.77x = 4,758,288,113,815,187,881,984
  5. Step 5: Solve for x
    x = 4,758,288,113,815,187,881,984/99,143,654,726.77
  6. Step 6: Final answer
    x = 47,993,874,413.13

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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.