Home / 363,546,013.60-545,661,504.60-191,146,553.20

Finding the Fourth Proportional to 363,546,013.60, 545,661,504.60 and 191,146,553.20

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Solution

The fourth proportional to 363,546,013.60, 545,661,504.60 and 191,146,553.20 is: 286,899,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,546,013.60 : 545,661,504.60 = 191,146,553.20 : x
  2. Step 2: Convert to fraction form
    363,546,013.60/545,661,504.60 = 191,146,553.20/x
  3. Step 3: Cross multiply
    363,546,013.60x = 545,661,504.60 × 191,146,553.20
  4. Step 4: Simplify right side
    363,546,013.60x = 104,301,315,818,215,936
  5. Step 5: Solve for x
    x = 104,301,315,818,215,936/363,546,013.60
  6. Step 6: Final answer
    x = 286,899,902.40

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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.