Home / 124,704,612.86-187,010,396.33-42,800,249.07

Finding the Fourth Proportional to 124,704,612.86, 187,010,396.33 and 42,800,249.07

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Solution

The fourth proportional to 124,704,612.86, 187,010,396.33 and 42,800,249.07 is: 64,184,406.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,704,612.86 : 187,010,396.33 = 42,800,249.07 : x
  2. Step 2: Convert to fraction form
    124,704,612.86/187,010,396.33 = 42,800,249.07/x
  3. Step 3: Cross multiply
    124,704,612.86x = 187,010,396.33 × 42,800,249.07
  4. Step 4: Simplify right side
    124,704,612.86x = 8,004,091,541,389,412
  5. Step 5: Solve for x
    x = 8,004,091,541,389,412/124,704,612.86
  6. Step 6: Final answer
    x = 64,184,406.32

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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.