Home / 55,659,590,436.80-83,489,385,655.20-18,896,155,428.80

Finding the Fourth Proportional to 55,659,590,436.80, 83,489,385,655.20 and 18,896,155,428.80

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Solution

The fourth proportional to 55,659,590,436.80, 83,489,385,655.20 and 18,896,155,428.80 is: 28,344,233,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,659,590,436.80 : 83,489,385,655.20 = 18,896,155,428.80 : x
  2. Step 2: Convert to fraction form
    55,659,590,436.80/83,489,385,655.20 = 18,896,155,428.80/x
  3. Step 3: Cross multiply
    55,659,590,436.80x = 83,489,385,655.20 × 18,896,155,428.80
  4. Step 4: Simplify right side
    55,659,590,436.80x = 1,577,628,407,995,684,093,952
  5. Step 5: Solve for x
    x = 1,577,628,407,995,684,093,952/55,659,590,436.80
  6. Step 6: Final answer
    x = 28,344,233,143.20

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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.