Home / 143,656,912.67-215,485,371.88-34,482,083.74

Finding the Fourth Proportional to 143,656,912.67, 215,485,371.88 and 34,482,083.74

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Solution

The fourth proportional to 143,656,912.67, 215,485,371.88 and 34,482,083.74 is: 51,723,126.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,656,912.67 : 215,485,371.88 = 34,482,083.74 : x
  2. Step 2: Convert to fraction form
    143,656,912.67/215,485,371.88 = 34,482,083.74/x
  3. Step 3: Cross multiply
    143,656,912.67x = 215,485,371.88 × 34,482,083.74
  4. Step 4: Simplify right side
    143,656,912.67x = 7,430,384,637,286,282
  5. Step 5: Solve for x
    x = 7,430,384,637,286,282/143,656,912.67
  6. Step 6: Final answer
    x = 51,723,126.30

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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.