Home / 371,268,718,439.52-556,334,668,128.36-249,807,384,479.56

Finding the Fourth Proportional to 371,268,718,439.52, 556,334,668,128.36 and 249,807,384,479.56

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Solution

The fourth proportional to 371,268,718,439.52, 556,334,668,128.36 and 249,807,384,479.56 is: 374,328,623,549.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,268,718,439.52 : 556,334,668,128.36 = 249,807,384,479.56 : x
  2. Step 2: Convert to fraction form
    371,268,718,439.52/556,334,668,128.36 = 249,807,384,479.56/x
  3. Step 3: Cross multiply
    371,268,718,439.52x = 556,334,668,128.36 × 249,807,384,479.56
  4. Step 4: Simplify right side
    371,268,718,439.52x = 138,976,508,340,449,635,729,408
  5. Step 5: Solve for x
    x = 138,976,508,340,449,635,729,408/371,268,718,439.52
  6. Step 6: Final answer
    x = 374,328,623,549.49

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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.