Home / 245,850,774.71-339,269,971.05-134,339,165.78

Finding the Fourth Proportional to 245,850,774.71, 339,269,971.05 and 134,339,165.78

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Solution

The fourth proportional to 245,850,774.71, 339,269,971.05 and 134,339,165.78 is: 185,385,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,850,774.71 : 339,269,971.05 = 134,339,165.78 : x
  2. Step 2: Convert to fraction form
    245,850,774.71/339,269,971.05 = 134,339,165.78/x
  3. Step 3: Cross multiply
    245,850,774.71x = 339,269,971.05 × 134,339,165.78
  4. Step 4: Simplify right side
    245,850,774.71x = 45,577,244,883,365,408
  5. Step 5: Solve for x
    x = 45,577,244,883,365,408/245,850,774.71
  6. Step 6: Final answer
    x = 185,385,809.49

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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.