Home / 250,372,813.32-375,294,154.08-84,218,142.76

Finding the Fourth Proportional to 250,372,813.32, 375,294,154.08 and 84,218,142.76

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Solution

The fourth proportional to 250,372,813.32, 375,294,154.08 and 84,218,142.76 is: 126,238,053.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,372,813.32 : 375,294,154.08 = 84,218,142.76 : x
  2. Step 2: Convert to fraction form
    250,372,813.32/375,294,154.08 = 84,218,142.76/x
  3. Step 3: Cross multiply
    250,372,813.32x = 375,294,154.08 × 84,218,142.76
  4. Step 4: Simplify right side
    250,372,813.32x = 31,606,576,645,302,876
  5. Step 5: Solve for x
    x = 31,606,576,645,302,876/250,372,813.32
  6. Step 6: Final answer
    x = 126,238,053.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.