Home / 243,578,001.35-365,367,002.03-191,921,936.15

Finding the Fourth Proportional to 243,578,001.35, 365,367,002.03 and 191,921,936.15

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Solution

The fourth proportional to 243,578,001.35, 365,367,002.03 and 191,921,936.15 is: 287,882,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,578,001.35 : 365,367,002.03 = 191,921,936.15 : x
  2. Step 2: Convert to fraction form
    243,578,001.35/365,367,002.03 = 191,921,936.15/x
  3. Step 3: Cross multiply
    243,578,001.35x = 365,367,002.03 × 191,921,936.15
  4. Step 4: Simplify right side
    243,578,001.35x = 70,121,942,433,958,968
  5. Step 5: Solve for x
    x = 70,121,942,433,958,968/243,578,001.35
  6. Step 6: Final answer
    x = 287,882,904.23

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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.