Home / 555,463,085.11-833,192,966.90-140,939,105.11

Finding the Fourth Proportional to 555,463,085.11, 833,192,966.90 and 140,939,105.11

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Solution

The fourth proportional to 555,463,085.11, 833,192,966.90 and 140,939,105.11 is: 211,408,236.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,463,085.11 : 833,192,966.90 = 140,939,105.11 : x
  2. Step 2: Convert to fraction form
    555,463,085.11/833,192,966.90 = 140,939,105.11/x
  3. Step 3: Cross multiply
    555,463,085.11x = 833,192,966.90 × 140,939,105.11
  4. Step 4: Simplify right side
    555,463,085.11x = 117,429,471,138,127,168
  5. Step 5: Solve for x
    x = 117,429,471,138,127,168/555,463,085.11
  6. Step 6: Final answer
    x = 211,408,236.27

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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.