Home / 143,737,524.70-215,606,287.05-97,821,022.30

Finding the Fourth Proportional to 143,737,524.70, 215,606,287.05 and 97,821,022.30

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Solution

The fourth proportional to 143,737,524.70, 215,606,287.05 and 97,821,022.30 is: 146,731,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,737,524.70 : 215,606,287.05 = 97,821,022.30 : x
  2. Step 2: Convert to fraction form
    143,737,524.70/215,606,287.05 = 97,821,022.30/x
  3. Step 3: Cross multiply
    143,737,524.70x = 215,606,287.05 × 97,821,022.30
  4. Step 4: Simplify right side
    143,737,524.70x = 21,090,827,413,538,252
  5. Step 5: Solve for x
    x = 21,090,827,413,538,252/143,737,524.70
  6. Step 6: Final answer
    x = 146,731,533.45

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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.