Home / 151,081,805.80-226,622,708.70-139,602,680.20

Finding the Fourth Proportional to 151,081,805.80, 226,622,708.70 and 139,602,680.20

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Solution

The fourth proportional to 151,081,805.80, 226,622,708.70 and 139,602,680.20 is: 209,404,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,081,805.80 : 226,622,708.70 = 139,602,680.20 : x
  2. Step 2: Convert to fraction form
    151,081,805.80/226,622,708.70 = 139,602,680.20/x
  3. Step 3: Cross multiply
    151,081,805.80x = 226,622,708.70 × 139,602,680.20
  4. Step 4: Simplify right side
    151,081,805.80x = 31,637,137,528,703,852
  5. Step 5: Solve for x
    x = 31,637,137,528,703,852/151,081,805.80
  6. Step 6: Final answer
    x = 209,404,020.30

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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.