Home / 358,752,185.10-495,078,011.46-193,739,754.60

Finding the Fourth Proportional to 358,752,185.10, 495,078,011.46 and 193,739,754.60

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Solution

The fourth proportional to 358,752,185.10, 495,078,011.46 and 193,739,754.60 is: 267,360,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,752,185.10 : 495,078,011.46 = 193,739,754.60 : x
  2. Step 2: Convert to fraction form
    358,752,185.10/495,078,011.46 = 193,739,754.60/x
  3. Step 3: Cross multiply
    358,752,185.10x = 495,078,011.46 × 193,739,754.60
  4. Step 4: Simplify right side
    358,752,185.10x = 95,916,292,448,116,384
  5. Step 5: Solve for x
    x = 95,916,292,448,116,384/358,752,185.10
  6. Step 6: Final answer
    x = 267,360,859.20

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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.