Home / 1,042,376,264.16-1,438,473,680.49-566,062,469.54

Finding the Fourth Proportional to 1,042,376,264.16, 1,438,473,680.49 and 566,062,469.54

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Solution

The fourth proportional to 1,042,376,264.16, 1,438,473,680.49 and 566,062,469.54 is: 781,163,186.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,376,264.16 : 1,438,473,680.49 = 566,062,469.54 : x
  2. Step 2: Convert to fraction form
    1,042,376,264.16/1,438,473,680.49 = 566,062,469.54/x
  3. Step 3: Cross multiply
    1,042,376,264.16x = 1,438,473,680.49 × 566,062,469.54
  4. Step 4: Simplify right side
    1,042,376,264.16x = 814,265,963,946,462,208
  5. Step 5: Solve for x
    x = 814,265,963,946,462,208/1,042,376,264.16
  6. Step 6: Final answer
    x = 781,163,186.41

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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.