Home / 194,823,642.90-268,847,073.27-106,718,031.48

Finding the Fourth Proportional to 194,823,642.90, 268,847,073.27 and 106,718,031.48

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Solution

The fourth proportional to 194,823,642.90, 268,847,073.27 and 106,718,031.48 is: 147,265,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,823,642.90 : 268,847,073.27 = 106,718,031.48 : x
  2. Step 2: Convert to fraction form
    194,823,642.90/268,847,073.27 = 106,718,031.48/x
  3. Step 3: Cross multiply
    194,823,642.90x = 268,847,073.27 × 106,718,031.48
  4. Step 4: Simplify right side
    194,823,642.90x = 28,690,830,428,533,724
  5. Step 5: Solve for x
    x = 28,690,830,428,533,724/194,823,642.90
  6. Step 6: Final answer
    x = 147,265,650.11

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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.