Home / 65,661,696.06-90,611,560.02-35,891,008.20

Finding the Fourth Proportional to 65,661,696.06, 90,611,560.02 and 35,891,008.20

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Solution

The fourth proportional to 65,661,696.06, 90,611,560.02 and 35,891,008.20 is: 49,528,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,661,696.06 : 90,611,560.02 = 35,891,008.20 : x
  2. Step 2: Convert to fraction form
    65,661,696.06/90,611,560.02 = 35,891,008.20/x
  3. Step 3: Cross multiply
    65,661,696.06x = 90,611,560.02 × 35,891,008.20
  4. Step 4: Simplify right side
    65,661,696.06x = 3,252,140,243,239,554
  5. Step 5: Solve for x
    x = 3,252,140,243,239,554/65,661,696.06
  6. Step 6: Final answer
    x = 49,528,727.38

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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.