Home / 274,221,286.46-411,363,140.03-99,426,638.69

Finding the Fourth Proportional to 274,221,286.46, 411,363,140.03 and 99,426,638.69

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Solution

The fourth proportional to 274,221,286.46, 411,363,140.03 and 99,426,638.69 is: 149,151,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,221,286.46 : 411,363,140.03 = 99,426,638.69 : x
  2. Step 2: Convert to fraction form
    274,221,286.46/411,363,140.03 = 99,426,638.69/x
  3. Step 3: Cross multiply
    274,221,286.46x = 411,363,140.03 × 99,426,638.69
  4. Step 4: Simplify right side
    274,221,286.46x = 40,900,454,295,224,136
  5. Step 5: Solve for x
    x = 40,900,454,295,224,136/274,221,286.46
  6. Step 6: Final answer
    x = 149,151,274.23

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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.