Home / 150,005,327.72-226,132,312.28-140,005,933.16

Finding the Fourth Proportional to 150,005,327.72, 226,132,312.28 and 140,005,933.16

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Solution

The fourth proportional to 150,005,327.72, 226,132,312.28 and 140,005,933.16 is: 211,058,272.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,005,327.72 : 226,132,312.28 = 140,005,933.16 : x
  2. Step 2: Convert to fraction form
    150,005,327.72/226,132,312.28 = 140,005,933.16/x
  3. Step 3: Cross multiply
    150,005,327.72x = 226,132,312.28 × 140,005,933.16
  4. Step 4: Simplify right side
    150,005,327.72x = 31,659,865,398,389,928
  5. Step 5: Solve for x
    x = 31,659,865,398,389,928/150,005,327.72
  6. Step 6: Final answer
    x = 211,058,272.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.