Home / 108,441,720-162,667,811.52-35,656,889.28

Finding the Fourth Proportional to 108,441,720, 162,667,811.52 and 35,656,889.28

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Solution

The fourth proportional to 108,441,720, 162,667,811.52 and 35,656,889.28 is: 53,487,054.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,441,720 : 162,667,811.52 = 35,656,889.28 : x
  2. Step 2: Convert to fraction form
    108,441,720/162,667,811.52 = 35,656,889.28/x
  3. Step 3: Cross multiply
    108,441,720x = 162,667,811.52 × 35,656,889.28
  4. Step 4: Simplify right side
    108,441,720x = 5,800,228,144,788,549
  5. Step 5: Solve for x
    x = 5,800,228,144,788,549/108,441,720
  6. Step 6: Final answer
    x = 53,487,054.10

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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.