Home / 372,144,275.21-513,549,713.44-204,878,866.56

Finding the Fourth Proportional to 372,144,275.21, 513,549,713.44 and 204,878,866.56

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Solution

The fourth proportional to 372,144,275.21, 513,549,713.44 and 204,878,866.56 is: 282,727,668.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,144,275.21 : 513,549,713.44 = 204,878,866.56 : x
  2. Step 2: Convert to fraction form
    372,144,275.21/513,549,713.44 = 204,878,866.56/x
  3. Step 3: Cross multiply
    372,144,275.21x = 513,549,713.44 × 204,878,866.56
  4. Step 4: Simplify right side
    372,144,275.21x = 105,215,483,212,571,680
  5. Step 5: Solve for x
    x = 105,215,483,212,571,680/372,144,275.21
  6. Step 6: Final answer
    x = 282,727,668.33

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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.