Home / 109,972,444.91-151,757,064.81-65,943,739.04

Finding the Fourth Proportional to 109,972,444.91, 151,757,064.81 and 65,943,739.04

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Solution

The fourth proportional to 109,972,444.91, 151,757,064.81 and 65,943,739.04 is: 90,999,416.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,972,444.91 : 151,757,064.81 = 65,943,739.04 : x
  2. Step 2: Convert to fraction form
    109,972,444.91/151,757,064.81 = 65,943,739.04/x
  3. Step 3: Cross multiply
    109,972,444.91x = 151,757,064.81 × 65,943,739.04
  4. Step 4: Simplify right side
    109,972,444.91x = 10,007,428,278,548,222
  5. Step 5: Solve for x
    x = 10,007,428,278,548,222/109,972,444.91
  6. Step 6: Final answer
    x = 90,999,416.15

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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.