Home / 109,296,306.10-163,944,459.15-28,517,274.10

Finding the Fourth Proportional to 109,296,306.10, 163,944,459.15 and 28,517,274.10

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Solution

The fourth proportional to 109,296,306.10, 163,944,459.15 and 28,517,274.10 is: 42,775,911.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,296,306.10 : 163,944,459.15 = 28,517,274.10 : x
  2. Step 2: Convert to fraction form
    109,296,306.10/163,944,459.15 = 28,517,274.10/x
  3. Step 3: Cross multiply
    109,296,306.10x = 163,944,459.15 × 28,517,274.10
  4. Step 4: Simplify right side
    109,296,306.10x = 4,675,249,078,756,803
  5. Step 5: Solve for x
    x = 4,675,249,078,756,803/109,296,306.10
  6. Step 6: Final answer
    x = 42,775,911.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.