Home / 243,578,003.35-365,367,005.03-191,921,938.15

Finding the Fourth Proportional to 243,578,003.35, 365,367,005.03 and 191,921,938.15

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Solution

The fourth proportional to 243,578,003.35, 365,367,005.03 and 191,921,938.15 is: 287,882,907.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,578,003.35 : 365,367,005.03 = 191,921,938.15 : x
  2. Step 2: Convert to fraction form
    243,578,003.35/365,367,005.03 = 191,921,938.15/x
  3. Step 3: Cross multiply
    243,578,003.35x = 365,367,005.03 × 191,921,938.15
  4. Step 4: Simplify right side
    243,578,003.35x = 70,121,943,741,418,392
  5. Step 5: Solve for x
    x = 70,121,943,741,418,392/243,578,003.35
  6. Step 6: Final answer
    x = 287,882,907.23

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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.