Home / 3,929,728,348.85-5,423,500,671.06-2,236,594,671.34

Finding the Fourth Proportional to 3,929,728,348.85, 5,423,500,671.06 and 2,236,594,671.34

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Solution

The fourth proportional to 3,929,728,348.85, 5,423,500,671.06 and 2,236,594,671.34 is: 3,086,771,304.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,728,348.85 : 5,423,500,671.06 = 2,236,594,671.34 : x
  2. Step 2: Convert to fraction form
    3,929,728,348.85/5,423,500,671.06 = 2,236,594,671.34/x
  3. Step 3: Cross multiply
    3,929,728,348.85x = 5,423,500,671.06 × 2,236,594,671.34
  4. Step 4: Simplify right side
    3,929,728,348.85x = 12,130,172,700,909,678,592
  5. Step 5: Solve for x
    x = 12,130,172,700,909,678,592/3,929,728,348.85
  6. Step 6: Final answer
    x = 3,086,771,304.30

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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.