Home / 543,628,897.60-815,726,781.60-236,952,011.20

Finding the Fourth Proportional to 543,628,897.60, 815,726,781.60 and 236,952,011.20

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Solution

The fourth proportional to 543,628,897.60, 815,726,781.60 and 236,952,011.20 is: 355,551,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,628,897.60 : 815,726,781.60 = 236,952,011.20 : x
  2. Step 2: Convert to fraction form
    543,628,897.60/815,726,781.60 = 236,952,011.20/x
  3. Step 3: Cross multiply
    543,628,897.60x = 815,726,781.60 × 236,952,011.20
  4. Step 4: Simplify right side
    543,628,897.60x = 193,288,101,489,823,136
  5. Step 5: Solve for x
    x = 193,288,101,489,823,136/543,628,897.60
  6. Step 6: Final answer
    x = 355,551,557.95

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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.