Home / 109,336,054.40-163,815,124.80-51,704,230.40

Finding the Fourth Proportional to 109,336,054.40, 163,815,124.80 and 51,704,230.40

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Solution

The fourth proportional to 109,336,054.40, 163,815,124.80 and 51,704,230.40 is: 77,466,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,336,054.40 : 163,815,124.80 = 51,704,230.40 : x
  2. Step 2: Convert to fraction form
    109,336,054.40/163,815,124.80 = 51,704,230.40/x
  3. Step 3: Cross multiply
    109,336,054.40x = 163,815,124.80 × 51,704,230.40
  4. Step 4: Simplify right side
    109,336,054.40x = 8,469,934,955,663,954
  5. Step 5: Solve for x
    x = 8,469,934,955,663,954/109,336,054.40
  6. Step 6: Final answer
    x = 77,466,989.29

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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.