Home / 117,251,998.80-175,877,998.20-99,867,973.20

Finding the Fourth Proportional to 117,251,998.80, 175,877,998.20 and 99,867,973.20

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Solution

The fourth proportional to 117,251,998.80, 175,877,998.20 and 99,867,973.20 is: 149,801,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,251,998.80 : 175,877,998.20 = 99,867,973.20 : x
  2. Step 2: Convert to fraction form
    117,251,998.80/175,877,998.20 = 99,867,973.20/x
  3. Step 3: Cross multiply
    117,251,998.80x = 175,877,998.20 × 99,867,973.20
  4. Step 4: Simplify right side
    117,251,998.80x = 17,564,579,210,707,248
  5. Step 5: Solve for x
    x = 17,564,579,210,707,248/117,251,998.80
  6. Step 6: Final answer
    x = 149,801,959.80

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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.