Home / 230,886,793.12-318,655,475.06-141,562,940.72

Finding the Fourth Proportional to 230,886,793.12, 318,655,475.06 and 141,562,940.72

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Solution

The fourth proportional to 230,886,793.12, 318,655,475.06 and 141,562,940.72 is: 195,376,294.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,886,793.12 : 318,655,475.06 = 141,562,940.72 : x
  2. Step 2: Convert to fraction form
    230,886,793.12/318,655,475.06 = 141,562,940.72/x
  3. Step 3: Cross multiply
    230,886,793.12x = 318,655,475.06 × 141,562,940.72
  4. Step 4: Simplify right side
    230,886,793.12x = 45,109,806,126,022,216
  5. Step 5: Solve for x
    x = 45,109,806,126,022,216/230,886,793.12
  6. Step 6: Final answer
    x = 195,376,294.66

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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.