Home / 125,989,139.70-188,983,709.55-35,112,728.70

Finding the Fourth Proportional to 125,989,139.70, 188,983,709.55 and 35,112,728.70

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Solution

The fourth proportional to 125,989,139.70, 188,983,709.55 and 35,112,728.70 is: 52,669,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,989,139.70 : 188,983,709.55 = 35,112,728.70 : x
  2. Step 2: Convert to fraction form
    125,989,139.70/188,983,709.55 = 35,112,728.70/x
  3. Step 3: Cross multiply
    125,989,139.70x = 188,983,709.55 × 35,112,728.70
  4. Step 4: Simplify right side
    125,989,139.70x = 6,635,733,722,148,750
  5. Step 5: Solve for x
    x = 6,635,733,722,148,750/125,989,139.70
  6. Step 6: Final answer
    x = 52,669,093.05

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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.