Home / 108,873,934.90-163,310,902.35-48,289,660.90

Finding the Fourth Proportional to 108,873,934.90, 163,310,902.35 and 48,289,660.90

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Solution

The fourth proportional to 108,873,934.90, 163,310,902.35 and 48,289,660.90 is: 72,434,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,873,934.90 : 163,310,902.35 = 48,289,660.90 : x
  2. Step 2: Convert to fraction form
    108,873,934.90/163,310,902.35 = 48,289,660.90/x
  3. Step 3: Cross multiply
    108,873,934.90x = 163,310,902.35 × 48,289,660.90
  4. Step 4: Simplify right side
    108,873,934.90x = 7,886,228,095,754,513
  5. Step 5: Solve for x
    x = 7,886,228,095,754,513/108,873,934.90
  6. Step 6: Final answer
    x = 72,434,491.35

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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.