Home / 66,190,138,809.66-99,284,553,926.38-30,324,722,560.10

Finding the Fourth Proportional to 66,190,138,809.66, 99,284,553,926.38 and 30,324,722,560.10

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Solution

The fourth proportional to 66,190,138,809.66, 99,284,553,926.38 and 30,324,722,560.10 is: 45,486,784,080.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,190,138,809.66 : 99,284,553,926.38 = 30,324,722,560.10 : x
  2. Step 2: Convert to fraction form
    66,190,138,809.66/99,284,553,926.38 = 30,324,722,560.10/x
  3. Step 3: Cross multiply
    66,190,138,809.66x = 99,284,553,926.38 × 30,324,722,560.10
  4. Step 4: Simplify right side
    66,190,138,809.66x = 3,010,776,552,320,760,545,280
  5. Step 5: Solve for x
    x = 3,010,776,552,320,760,545,280/66,190,138,809.66
  6. Step 6: Final answer
    x = 45,486,784,080.91

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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.