Home / 149,233,840,282.56-205,919,686,758.60-84,996,375,379.56

Finding the Fourth Proportional to 149,233,840,282.56, 205,919,686,758.60 and 84,996,375,379.56

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Solution

The fourth proportional to 149,233,840,282.56, 205,919,686,758.60 and 84,996,375,379.56 is: 117,281,891,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,233,840,282.56 : 205,919,686,758.60 = 84,996,375,379.56 : x
  2. Step 2: Convert to fraction form
    149,233,840,282.56/205,919,686,758.60 = 84,996,375,379.56/x
  3. Step 3: Cross multiply
    149,233,840,282.56x = 205,919,686,758.60 × 84,996,375,379.56
  4. Step 4: Simplify right side
    149,233,840,282.56x = 17,502,426,993,775,377,121,280
  5. Step 5: Solve for x
    x = 17,502,426,993,775,377,121,280/149,233,840,282.56
  6. Step 6: Final answer
    x = 117,281,891,028.44

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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.