Home / 194,823,640.90-268,847,070.51-106,718,029.48

Finding the Fourth Proportional to 194,823,640.90, 268,847,070.51 and 106,718,029.48

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Solution

The fourth proportional to 194,823,640.90, 268,847,070.51 and 106,718,029.48 is: 147,265,647.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,823,640.90 : 268,847,070.51 = 106,718,029.48 : x
  2. Step 2: Convert to fraction form
    194,823,640.90/268,847,070.51 = 106,718,029.48/x
  3. Step 3: Cross multiply
    194,823,640.90x = 268,847,070.51 × 106,718,029.48
  4. Step 4: Simplify right side
    194,823,640.90x = 28,690,829,596,297,820
  5. Step 5: Solve for x
    x = 28,690,829,596,297,820/194,823,640.90
  6. Step 6: Final answer
    x = 147,265,647.35

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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.