Home / 134,468,991.20-185,652,887.48-109,748,145.80

Finding the Fourth Proportional to 134,468,991.20, 185,652,887.48 and 109,748,145.80

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Solution

The fourth proportional to 134,468,991.20, 185,652,887.48 and 109,748,145.80 is: 151,522,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,468,991.20 : 185,652,887.48 = 109,748,145.80 : x
  2. Step 2: Convert to fraction form
    134,468,991.20/185,652,887.48 = 109,748,145.80/x
  3. Step 3: Cross multiply
    134,468,991.20x = 185,652,887.48 × 109,748,145.80
  4. Step 4: Simplify right side
    134,468,991.20x = 20,375,060,163,329,732
  5. Step 5: Solve for x
    x = 20,375,060,163,329,732/134,468,991.20
  6. Step 6: Final answer
    x = 151,522,369.45

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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.