Home / 235,037,970-324,326,642.85-135,903,715.11

Finding the Fourth Proportional to 235,037,970, 324,326,642.85 and 135,903,715.11

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Solution

The fourth proportional to 235,037,970, 324,326,642.85 and 135,903,715.11 is: 187,532,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,037,970 : 324,326,642.85 = 135,903,715.11 : x
  2. Step 2: Convert to fraction form
    235,037,970/324,326,642.85 = 135,903,715.11/x
  3. Step 3: Cross multiply
    235,037,970x = 324,326,642.85 × 135,903,715.11
  4. Step 4: Simplify right side
    235,037,970x = 44,077,195,672,469,128
  5. Step 5: Solve for x
    x = 44,077,195,672,469,128/235,037,970
  6. Step 6: Final answer
    x = 187,532,234.36

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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.