Home / 273,587,885.84-377,543,969-156,111,081.68

Finding the Fourth Proportional to 273,587,885.84, 377,543,969 and 156,111,081.68

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Solution

The fourth proportional to 273,587,885.84, 377,543,969 and 156,111,081.68 is: 215,429,119.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,587,885.84 : 377,543,969 = 156,111,081.68 : x
  2. Step 2: Convert to fraction form
    273,587,885.84/377,543,969 = 156,111,081.68/x
  3. Step 3: Cross multiply
    273,587,885.84x = 377,543,969 × 156,111,081.68
  4. Step 4: Simplify right side
    273,587,885.84x = 58,938,797,382,350,392
  5. Step 5: Solve for x
    x = 58,938,797,382,350,392/273,587,885.84
  6. Step 6: Final answer
    x = 215,429,119.61

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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.