Home / 266,805,482.40-368,107,634.16-149,312,144.16

Finding the Fourth Proportional to 266,805,482.40, 368,107,634.16 and 149,312,144.16

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Solution

The fourth proportional to 266,805,482.40, 368,107,634.16 and 149,312,144.16 is: 206,003,788.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,805,482.40 : 368,107,634.16 = 149,312,144.16 : x
  2. Step 2: Convert to fraction form
    266,805,482.40/368,107,634.16 = 149,312,144.16/x
  3. Step 3: Cross multiply
    266,805,482.40x = 368,107,634.16 × 149,312,144.16
  4. Step 4: Simplify right side
    266,805,482.40x = 54,962,940,138,094,464
  5. Step 5: Solve for x
    x = 54,962,940,138,094,464/266,805,482.40
  6. Step 6: Final answer
    x = 206,003,788.39

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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.