Home / 611,914,656.13-844,401,823.47-344,031,781.75

Finding the Fourth Proportional to 611,914,656.13, 844,401,823.47 and 344,031,781.75

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Solution

The fourth proportional to 611,914,656.13, 844,401,823.47 and 344,031,781.75 is: 474,741,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,914,656.13 : 844,401,823.47 = 344,031,781.75 : x
  2. Step 2: Convert to fraction form
    611,914,656.13/844,401,823.47 = 344,031,781.75/x
  3. Step 3: Cross multiply
    611,914,656.13x = 844,401,823.47 × 344,031,781.75
  4. Step 4: Simplify right side
    611,914,656.13x = 290,501,063,841,333,056
  5. Step 5: Solve for x
    x = 290,501,063,841,333,056/611,914,656.13
  6. Step 6: Final answer
    x = 474,741,143.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.