Home / 154,032,669.42-231,047,222.94-37,448,685.78

Finding the Fourth Proportional to 154,032,669.42, 231,047,222.94 and 37,448,685.78

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Solution

The fourth proportional to 154,032,669.42, 231,047,222.94 and 37,448,685.78 is: 56,172,595.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,032,669.42 : 231,047,222.94 = 37,448,685.78 : x
  2. Step 2: Convert to fraction form
    154,032,669.42/231,047,222.94 = 37,448,685.78/x
  3. Step 3: Cross multiply
    154,032,669.42x = 231,047,222.94 × 37,448,685.78
  4. Step 4: Simplify right side
    154,032,669.42x = 8,652,414,852,221,668
  5. Step 5: Solve for x
    x = 8,652,414,852,221,668/154,032,669.42
  6. Step 6: Final answer
    x = 56,172,595.62

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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.