Home / 109,705,588.70-151,409,135.88-67,903,062.92

Finding the Fourth Proportional to 109,705,588.70, 151,409,135.88 and 67,903,062.92

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Solution

The fourth proportional to 109,705,588.70, 151,409,135.88 and 67,903,062.92 is: 93,715,773.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,705,588.70 : 151,409,135.88 = 67,903,062.92 : x
  2. Step 2: Convert to fraction form
    109,705,588.70/151,409,135.88 = 67,903,062.92/x
  3. Step 3: Cross multiply
    109,705,588.70x = 151,409,135.88 × 67,903,062.92
  4. Step 4: Simplify right side
    109,705,588.70x = 10,281,144,080,322,470
  5. Step 5: Solve for x
    x = 10,281,144,080,322,470/109,705,588.70
  6. Step 6: Final answer
    x = 93,715,773.30

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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.