Home / 149,544,872.20-224,347,634.70-84,879,656.20

Finding the Fourth Proportional to 149,544,872.20, 224,347,634.70 and 84,879,656.20

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Solution

The fourth proportional to 149,544,872.20, 224,347,634.70 and 84,879,656.20 is: 127,336,697.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,544,872.20 : 224,347,634.70 = 84,879,656.20 : x
  2. Step 2: Convert to fraction form
    149,544,872.20/224,347,634.70 = 84,879,656.20/x
  3. Step 3: Cross multiply
    149,544,872.20x = 224,347,634.70 × 84,879,656.20
  4. Step 4: Simplify right side
    149,544,872.20x = 19,042,550,102,619,188
  5. Step 5: Solve for x
    x = 19,042,550,102,619,188/149,544,872.20
  6. Step 6: Final answer
    x = 127,336,697.16

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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.