Home / 171,943,644.80-257,949,506.28-49,123,007.84

Finding the Fourth Proportional to 171,943,644.80, 257,949,506.28 and 49,123,007.84

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Solution

The fourth proportional to 171,943,644.80, 257,949,506.28 and 49,123,007.84 is: 73,694,236.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,943,644.80 : 257,949,506.28 = 49,123,007.84 : x
  2. Step 2: Convert to fraction form
    171,943,644.80/257,949,506.28 = 49,123,007.84/x
  3. Step 3: Cross multiply
    171,943,644.80x = 257,949,506.28 × 49,123,007.84
  4. Step 4: Simplify right side
    171,943,644.80x = 12,671,255,619,316,570
  5. Step 5: Solve for x
    x = 12,671,255,619,316,570/171,943,644.80
  6. Step 6: Final answer
    x = 73,694,236.47

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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.