Home / 412,315,408-568,980,765.12-226,675,072

Finding the Fourth Proportional to 412,315,408, 568,980,765.12 and 226,675,072

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Solution

The fourth proportional to 412,315,408, 568,980,765.12 and 226,675,072 is: 312,803,628.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,315,408 : 568,980,765.12 = 226,675,072 : x
  2. Step 2: Convert to fraction form
    412,315,408/568,980,765.12 = 226,675,072/x
  3. Step 3: Cross multiply
    412,315,408x = 568,980,765.12 × 226,675,072
  4. Step 4: Simplify right side
    412,315,408x = 128,973,755,900,191,088
  5. Step 5: Solve for x
    x = 128,973,755,900,191,088/412,315,408
  6. Step 6: Final answer
    x = 312,803,628.96

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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.