Home / 245,867,897.70-368,801,846.55-231,759,123.30

Finding the Fourth Proportional to 245,867,897.70, 368,801,846.55 and 231,759,123.30

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Solution

The fourth proportional to 245,867,897.70, 368,801,846.55 and 231,759,123.30 is: 347,638,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,867,897.70 : 368,801,846.55 = 231,759,123.30 : x
  2. Step 2: Convert to fraction form
    245,867,897.70/368,801,846.55 = 231,759,123.30/x
  3. Step 3: Cross multiply
    245,867,897.70x = 368,801,846.55 × 231,759,123.30
  4. Step 4: Simplify right side
    245,867,897.70x = 85,473,192,627,849,136
  5. Step 5: Solve for x
    x = 85,473,192,627,849,136/245,867,897.70
  6. Step 6: Final answer
    x = 347,638,684.95

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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.