Home / 347,946,019.40-521,919,029.10-233,284,233.80

Finding the Fourth Proportional to 347,946,019.40, 521,919,029.10 and 233,284,233.80

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Solution

The fourth proportional to 347,946,019.40, 521,919,029.10 and 233,284,233.80 is: 349,926,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,946,019.40 : 521,919,029.10 = 233,284,233.80 : x
  2. Step 2: Convert to fraction form
    347,946,019.40/521,919,029.10 = 233,284,233.80/x
  3. Step 3: Cross multiply
    347,946,019.40x = 521,919,029.10 × 233,284,233.80
  4. Step 4: Simplify right side
    347,946,019.40x = 121,755,480,809,233,408
  5. Step 5: Solve for x
    x = 121,755,480,809,233,408/347,946,019.40
  6. Step 6: Final answer
    x = 349,926,350.70

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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.