Home / 450,590,689.41-674,675,098.97-285,936,981.59

Finding the Fourth Proportional to 450,590,689.41, 674,675,098.97 and 285,936,981.59

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Solution

The fourth proportional to 450,590,689.41, 674,675,098.97 and 285,936,981.59 is: 428,137,034.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,590,689.41 : 674,675,098.97 = 285,936,981.59 : x
  2. Step 2: Convert to fraction form
    450,590,689.41/674,675,098.97 = 285,936,981.59/x
  3. Step 3: Cross multiply
    450,590,689.41x = 674,675,098.97 × 285,936,981.59
  4. Step 4: Simplify right side
    450,590,689.41x = 192,914,561,348,613,248
  5. Step 5: Solve for x
    x = 192,914,561,348,613,248/450,590,689.41
  6. Step 6: Final answer
    x = 428,137,034.08

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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.