Home / 101,033,948.45-151,550,922.68-68,748,907.70

Finding the Fourth Proportional to 101,033,948.45, 151,550,922.68 and 68,748,907.70

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Solution

The fourth proportional to 101,033,948.45, 151,550,922.68 and 68,748,907.70 is: 103,123,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,033,948.45 : 151,550,922.68 = 68,748,907.70 : x
  2. Step 2: Convert to fraction form
    101,033,948.45/151,550,922.68 = 68,748,907.70/x
  3. Step 3: Cross multiply
    101,033,948.45x = 151,550,922.68 × 68,748,907.70
  4. Step 4: Simplify right side
    101,033,948.45x = 10,418,960,395,177,158
  5. Step 5: Solve for x
    x = 10,418,960,395,177,158/101,033,948.45
  6. Step 6: Final answer
    x = 103,123,361.55

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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.