Home / 839,832,006.20-1,259,748,009.30-226,478,233.40

Finding the Fourth Proportional to 839,832,006.20, 1,259,748,009.30 and 226,478,233.40

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Solution

The fourth proportional to 839,832,006.20, 1,259,748,009.30 and 226,478,233.40 is: 339,717,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,832,006.20 : 1,259,748,009.30 = 226,478,233.40 : x
  2. Step 2: Convert to fraction form
    839,832,006.20/1,259,748,009.30 = 226,478,233.40/x
  3. Step 3: Cross multiply
    839,832,006.20x = 1,259,748,009.30 × 226,478,233.40
  4. Step 4: Simplify right side
    839,832,006.20x = 285,305,503,675,430,752
  5. Step 5: Solve for x
    x = 285,305,503,675,430,752/839,832,006.20
  6. Step 6: Final answer
    x = 339,717,350.10

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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.