Home / 486,251,641.38-671,027,472.38-263,233,316.94

Finding the Fourth Proportional to 486,251,641.38, 671,027,472.38 and 263,233,316.94

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Solution

The fourth proportional to 486,251,641.38, 671,027,472.38 and 263,233,316.94 is: 363,262,089.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,251,641.38 : 671,027,472.38 = 263,233,316.94 : x
  2. Step 2: Convert to fraction form
    486,251,641.38/671,027,472.38 = 263,233,316.94/x
  3. Step 3: Cross multiply
    486,251,641.38x = 671,027,472.38 × 263,233,316.94
  4. Step 4: Simplify right side
    486,251,641.38x = 176,636,787,310,600,096
  5. Step 5: Solve for x
    x = 176,636,787,310,600,096/486,251,641.38
  6. Step 6: Final answer
    x = 363,262,089.58

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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.