Home / 108,925,423.20-163,388,134.80-39,838,093.20

Finding the Fourth Proportional to 108,925,423.20, 163,388,134.80 and 39,838,093.20

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Solution

The fourth proportional to 108,925,423.20, 163,388,134.80 and 39,838,093.20 is: 59,757,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,925,423.20 : 163,388,134.80 = 39,838,093.20 : x
  2. Step 2: Convert to fraction form
    108,925,423.20/163,388,134.80 = 39,838,093.20/x
  3. Step 3: Cross multiply
    108,925,423.20x = 163,388,134.80 × 39,838,093.20
  4. Step 4: Simplify right side
    108,925,423.20x = 6,509,071,741,936,564
  5. Step 5: Solve for x
    x = 6,509,071,741,936,564/108,925,423.20
  6. Step 6: Final answer
    x = 59,757,139.80

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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.