Home / 243,312,924.10-365,004,815.55-79,510,998.10

Finding the Fourth Proportional to 243,312,924.10, 365,004,815.55 and 79,510,998.10

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Solution

The fourth proportional to 243,312,924.10, 365,004,815.55 and 79,510,998.10 is: 119,278,074.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,312,924.10 : 365,004,815.55 = 79,510,998.10 : x
  2. Step 2: Convert to fraction form
    243,312,924.10/365,004,815.55 = 79,510,998.10/x
  3. Step 3: Cross multiply
    243,312,924.10x = 365,004,815.55 × 79,510,998.10
  4. Step 4: Simplify right side
    243,312,924.10x = 29,021,897,195,686,900
  5. Step 5: Solve for x
    x = 29,021,897,195,686,900/243,312,924.10
  6. Step 6: Final answer
    x = 119,278,074.94

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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.