Home / 148,321,492.20-222,576,716.70-86,910,532.20

Finding the Fourth Proportional to 148,321,492.20, 222,576,716.70 and 86,910,532.20

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Solution

The fourth proportional to 148,321,492.20, 222,576,716.70 and 86,910,532.20 is: 130,421,158.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,321,492.20 : 222,576,716.70 = 86,910,532.20 : x
  2. Step 2: Convert to fraction form
    148,321,492.20/222,576,716.70 = 86,910,532.20/x
  3. Step 3: Cross multiply
    148,321,492.20x = 222,576,716.70 × 86,910,532.20
  4. Step 4: Simplify right side
    148,321,492.20x = 19,344,260,903,725,628
  5. Step 5: Solve for x
    x = 19,344,260,903,725,628/148,321,492.20
  6. Step 6: Final answer
    x = 130,421,158.91

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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.