Home / 517,696,514.25-714,436,661.07-282,758,257.95

Finding the Fourth Proportional to 517,696,514.25, 714,436,661.07 and 282,758,257.95

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Solution

The fourth proportional to 517,696,514.25, 714,436,661.07 and 282,758,257.95 is: 390,214,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,696,514.25 : 714,436,661.07 = 282,758,257.95 : x
  2. Step 2: Convert to fraction form
    517,696,514.25/714,436,661.07 = 282,758,257.95/x
  3. Step 3: Cross multiply
    517,696,514.25x = 714,436,661.07 × 282,758,257.95
  4. Step 4: Simplify right side
    517,696,514.25x = 202,012,865,699,767,776
  5. Step 5: Solve for x
    x = 202,012,865,699,767,776/517,696,514.25
  6. Step 6: Final answer
    x = 390,214,846.23

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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.