Home / 148,293,140.20-222,439,710.30-99,794,228.20

Finding the Fourth Proportional to 148,293,140.20, 222,439,710.30 and 99,794,228.20

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Solution

The fourth proportional to 148,293,140.20, 222,439,710.30 and 99,794,228.20 is: 149,691,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,293,140.20 : 222,439,710.30 = 99,794,228.20 : x
  2. Step 2: Convert to fraction form
    148,293,140.20/222,439,710.30 = 99,794,228.20/x
  3. Step 3: Cross multiply
    148,293,140.20x = 222,439,710.30 × 99,794,228.20
  4. Step 4: Simplify right side
    148,293,140.20x = 22,198,199,210,420,092
  5. Step 5: Solve for x
    x = 22,198,199,210,420,092/148,293,140.20
  6. Step 6: Final answer
    x = 149,691,342.30

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1.5x scale

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.