Home / 151,127,696.70-226,683,018.18-66,972,844.90

Finding the Fourth Proportional to 151,127,696.70, 226,683,018.18 and 66,972,844.90

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Solution

The fourth proportional to 151,127,696.70, 226,683,018.18 and 66,972,844.90 is: 100,455,488.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,127,696.70 : 226,683,018.18 = 66,972,844.90 : x
  2. Step 2: Convert to fraction form
    151,127,696.70/226,683,018.18 = 66,972,844.90/x
  3. Step 3: Cross multiply
    151,127,696.70x = 226,683,018.18 × 66,972,844.90
  4. Step 4: Simplify right side
    151,127,696.70x = 15,181,606,618,033,020
  5. Step 5: Solve for x
    x = 15,181,606,618,033,020/151,127,696.70
  6. Step 6: Final answer
    x = 100,455,488.63

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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.