Home / 388,250,264.44-535,798,587.17-229,616,371.32

Finding the Fourth Proportional to 388,250,264.44, 535,798,587.17 and 229,616,371.32

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Solution

The fourth proportional to 388,250,264.44, 535,798,587.17 and 229,616,371.32 is: 316,878,412.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,250,264.44 : 535,798,587.17 = 229,616,371.32 : x
  2. Step 2: Convert to fraction form
    388,250,264.44/535,798,587.17 = 229,616,371.32/x
  3. Step 3: Cross multiply
    388,250,264.44x = 535,798,587.17 × 229,616,371.32
  4. Step 4: Simplify right side
    388,250,264.44x = 123,028,127,342,917,552
  5. Step 5: Solve for x
    x = 123,028,127,342,917,552/388,250,264.44
  6. Step 6: Final answer
    x = 316,878,412.23

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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.