Home / 148,473,373.20-222,710,059.80-100,100,432.40

Finding the Fourth Proportional to 148,473,373.20, 222,710,059.80 and 100,100,432.40

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Solution

The fourth proportional to 148,473,373.20, 222,710,059.80 and 100,100,432.40 is: 150,150,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,473,373.20 : 222,710,059.80 = 100,100,432.40 : x
  2. Step 2: Convert to fraction form
    148,473,373.20/222,710,059.80 = 100,100,432.40/x
  3. Step 3: Cross multiply
    148,473,373.20x = 222,710,059.80 × 100,100,432.40
  4. Step 4: Simplify right side
    148,473,373.20x = 22,293,373,285,809,860
  5. Step 5: Solve for x
    x = 22,293,373,285,809,860/148,473,373.20
  6. Step 6: Final answer
    x = 150,150,648.60

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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.