Home / 835,278,064.98-1,252,722,724.65-310,894,126.24

Finding the Fourth Proportional to 835,278,064.98, 1,252,722,724.65 and 310,894,126.24

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Solution

The fourth proportional to 835,278,064.98, 1,252,722,724.65 and 310,894,126.24 is: 466,268,842.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,278,064.98 : 1,252,722,724.65 = 310,894,126.24 : x
  2. Step 2: Convert to fraction form
    835,278,064.98/1,252,722,724.65 = 310,894,126.24/x
  3. Step 3: Cross multiply
    835,278,064.98x = 1,252,722,724.65 × 310,894,126.24
  4. Step 4: Simplify right side
    835,278,064.98x = 389,464,136,900,264,640
  5. Step 5: Solve for x
    x = 389,464,136,900,264,640/835,278,064.98
  6. Step 6: Final answer
    x = 466,268,842.95

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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.