Home / 149,914,596.38-206,934,152.85-103,026,882.51

Finding the Fourth Proportional to 149,914,596.38, 206,934,152.85 and 103,026,882.51

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Solution

The fourth proportional to 149,914,596.38, 206,934,152.85 and 103,026,882.51 is: 142,212,840.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,914,596.38 : 206,934,152.85 = 103,026,882.51 : x
  2. Step 2: Convert to fraction form
    149,914,596.38/206,934,152.85 = 103,026,882.51/x
  3. Step 3: Cross multiply
    149,914,596.38x = 206,934,152.85 × 103,026,882.51
  4. Step 4: Simplify right side
    149,914,596.38x = 21,319,780,652,983,332
  5. Step 5: Solve for x
    x = 21,319,780,652,983,332/149,914,596.38
  6. Step 6: Final answer
    x = 142,212,840.97

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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.