Home / 677,046,799,031.84-934,296,383,825.96-368,399,370,147.72

Finding the Fourth Proportional to 677,046,799,031.84, 934,296,383,825.96 and 368,399,370,147.72

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Solution

The fourth proportional to 677,046,799,031.84, 934,296,383,825.96 and 368,399,370,147.72 is: 508,375,787,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,046,799,031.84 : 934,296,383,825.96 = 368,399,370,147.72 : x
  2. Step 2: Convert to fraction form
    677,046,799,031.84/934,296,383,825.96 = 368,399,370,147.72/x
  3. Step 3: Cross multiply
    677,046,799,031.84x = 934,296,383,825.96 × 368,399,370,147.72
  4. Step 4: Simplify right side
    677,046,799,031.84x = 344,194,199,332,776,094,728,192
  5. Step 5: Solve for x
    x = 344,194,199,332,776,094,728,192/677,046,799,031.84
  6. Step 6: Final answer
    x = 508,375,787,057.80

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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.