Home / 109,336,056.40-163,815,127.80-51,704,232.40

Finding the Fourth Proportional to 109,336,056.40, 163,815,127.80 and 51,704,232.40

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Solution

The fourth proportional to 109,336,056.40, 163,815,127.80 and 51,704,232.40 is: 77,466,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,336,056.40 : 163,815,127.80 = 51,704,232.40 : x
  2. Step 2: Convert to fraction form
    109,336,056.40/163,815,127.80 = 51,704,232.40/x
  3. Step 3: Cross multiply
    109,336,056.40x = 163,815,127.80 × 51,704,232.40
  4. Step 4: Simplify right side
    109,336,056.40x = 8,469,935,438,406,901
  5. Step 5: Solve for x
    x = 8,469,935,438,406,901/109,336,056.40
  6. Step 6: Final answer
    x = 77,466,992.29

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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.