Home / 236,443,375.10-354,698,911.13-72,694,881.15

Finding the Fourth Proportional to 236,443,375.10, 354,698,911.13 and 72,694,881.15

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Solution

The fourth proportional to 236,443,375.10, 354,698,911.13 and 72,694,881.15 is: 109,052,728.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,443,375.10 : 354,698,911.13 = 72,694,881.15 : x
  2. Step 2: Convert to fraction form
    236,443,375.10/354,698,911.13 = 72,694,881.15/x
  3. Step 3: Cross multiply
    236,443,375.10x = 354,698,911.13 × 72,694,881.15
  4. Step 4: Simplify right side
    236,443,375.10x = 25,784,795,188,266,288
  5. Step 5: Solve for x
    x = 25,784,795,188,266,288/236,443,375.10
  6. Step 6: Final answer
    x = 109,052,728.49

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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.