Home / 235,908,640.35-325,555,434.90-131,493,332.48

Finding the Fourth Proportional to 235,908,640.35, 325,555,434.90 and 131,493,332.48

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Solution

The fourth proportional to 235,908,640.35, 325,555,434.90 and 131,493,332.48 is: 181,461,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,908,640.35 : 325,555,434.90 = 131,493,332.48 : x
  2. Step 2: Convert to fraction form
    235,908,640.35/325,555,434.90 = 131,493,332.48/x
  3. Step 3: Cross multiply
    235,908,640.35x = 325,555,434.90 × 131,493,332.48
  4. Step 4: Simplify right side
    235,908,640.35x = 42,808,369,040,348,912
  5. Step 5: Solve for x
    x = 42,808,369,040,348,912/235,908,640.35
  6. Step 6: Final answer
    x = 181,461,641.15

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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.