Home / 248,215,341.48-342,561,366-185,382,354.45

Finding the Fourth Proportional to 248,215,341.48, 342,561,366 and 185,382,354.45

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Solution

The fourth proportional to 248,215,341.48, 342,561,366 and 185,382,354.45 is: 255,845,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,215,341.48 : 342,561,366 = 185,382,354.45 : x
  2. Step 2: Convert to fraction form
    248,215,341.48/342,561,366 = 185,382,354.45/x
  3. Step 3: Cross multiply
    248,215,341.48x = 342,561,366 × 185,382,354.45
  4. Step 4: Simplify right side
    248,215,341.48x = 63,504,832,570,975,368
  5. Step 5: Solve for x
    x = 63,504,832,570,975,368/248,215,341.48
  6. Step 6: Final answer
    x = 255,845,719.26

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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.