Home / 250,011,809.72-344,983,578.78-144,169,134.32

Finding the Fourth Proportional to 250,011,809.72, 344,983,578.78 and 144,169,134.32

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Solution

The fourth proportional to 250,011,809.72, 344,983,578.78 and 144,169,134.32 is: 198,934,538.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,011,809.72 : 344,983,578.78 = 144,169,134.32 : x
  2. Step 2: Convert to fraction form
    250,011,809.72/344,983,578.78 = 144,169,134.32/x
  3. Step 3: Cross multiply
    250,011,809.72x = 344,983,578.78 × 144,169,134.32
  4. Step 4: Simplify right side
    250,011,809.72x = 49,735,983,907,328,112
  5. Step 5: Solve for x
    x = 49,735,983,907,328,112/250,011,809.72
  6. Step 6: Final answer
    x = 198,934,538.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.