Home / 134,569,525.72-185,706,026.85-72,689,891.62

Finding the Fourth Proportional to 134,569,525.72, 185,706,026.85 and 72,689,891.62

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Solution

The fourth proportional to 134,569,525.72, 185,706,026.85 and 72,689,891.62 is: 100,312,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,569,525.72 : 185,706,026.85 = 72,689,891.62 : x
  2. Step 2: Convert to fraction form
    134,569,525.72/185,706,026.85 = 72,689,891.62/x
  3. Step 3: Cross multiply
    134,569,525.72x = 185,706,026.85 × 72,689,891.62
  4. Step 4: Simplify right side
    134,569,525.72x = 13,498,950,964,907,310
  5. Step 5: Solve for x
    x = 13,498,950,964,907,310/134,569,525.72
  6. Step 6: Final answer
    x = 100,312,094.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.