Home / 123,725,405.70-185,786,396.55-98,377,200.90

Finding the Fourth Proportional to 123,725,405.70, 185,786,396.55 and 98,377,200.90

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Solution

The fourth proportional to 123,725,405.70, 185,786,396.55 and 98,377,200.90 is: 147,723,465.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,725,405.70 : 185,786,396.55 = 98,377,200.90 : x
  2. Step 2: Convert to fraction form
    123,725,405.70/185,786,396.55 = 98,377,200.90/x
  3. Step 3: Cross multiply
    123,725,405.70x = 185,786,396.55 × 98,377,200.90
  4. Step 4: Simplify right side
    123,725,405.70x = 18,277,145,657,886,420
  5. Step 5: Solve for x
    x = 18,277,145,657,886,420/123,725,405.70
  6. Step 6: Final answer
    x = 147,723,465.16

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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.