Home / 412,933,602.30-619,400,403.45-229,267,592.70

Finding the Fourth Proportional to 412,933,602.30, 619,400,403.45 and 229,267,592.70

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Solution

The fourth proportional to 412,933,602.30, 619,400,403.45 and 229,267,592.70 is: 343,901,389.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,933,602.30 : 619,400,403.45 = 229,267,592.70 : x
  2. Step 2: Convert to fraction form
    412,933,602.30/619,400,403.45 = 229,267,592.70/x
  3. Step 3: Cross multiply
    412,933,602.30x = 619,400,403.45 × 229,267,592.70
  4. Step 4: Simplify right side
    412,933,602.30x = 142,008,439,416,390,272
  5. Step 5: Solve for x
    x = 142,008,439,416,390,272/412,933,602.30
  6. Step 6: Final answer
    x = 343,901,389.05

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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.