Home / 101,199,079.16-151,807,882.61-28,415,369.42

Finding the Fourth Proportional to 101,199,079.16, 151,807,882.61 and 28,415,369.42

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Solution

The fourth proportional to 101,199,079.16, 151,807,882.61 and 28,415,369.42 is: 42,625,655.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,199,079.16 : 151,807,882.61 = 28,415,369.42 : x
  2. Step 2: Convert to fraction form
    101,199,079.16/151,807,882.61 = 28,415,369.42/x
  3. Step 3: Cross multiply
    101,199,079.16x = 151,807,882.61 × 28,415,369.42
  4. Step 4: Simplify right side
    101,199,079.16x = 4,313,677,064,330,027
  5. Step 5: Solve for x
    x = 4,313,677,064,330,027/101,199,079.16
  6. Step 6: Final answer
    x = 42,625,655.29

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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.