Home / 125,989,280.70-188,983,921.05-35,112,869.70

Finding the Fourth Proportional to 125,989,280.70, 188,983,921.05 and 35,112,869.70

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Solution

The fourth proportional to 125,989,280.70, 188,983,921.05 and 35,112,869.70 is: 52,669,304.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,989,280.70 : 188,983,921.05 = 35,112,869.70 : x
  2. Step 2: Convert to fraction form
    125,989,280.70/188,983,921.05 = 35,112,869.70/x
  3. Step 3: Cross multiply
    125,989,280.70x = 188,983,921.05 × 35,112,869.70
  4. Step 4: Simplify right side
    125,989,280.70x = 6,635,767,795,223,738
  5. Step 5: Solve for x
    x = 6,635,767,795,223,738/125,989,280.70
  6. Step 6: Final answer
    x = 52,669,304.55

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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.