Home / 143,082,549.20-214,635,487.80-61,202,046.80

Finding the Fourth Proportional to 143,082,549.20, 214,635,487.80 and 61,202,046.80

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Solution

The fourth proportional to 143,082,549.20, 214,635,487.80 and 61,202,046.80 is: 91,808,059.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,082,549.20 : 214,635,487.80 = 61,202,046.80 : x
  2. Step 2: Convert to fraction form
    143,082,549.20/214,635,487.80 = 61,202,046.80/x
  3. Step 3: Cross multiply
    143,082,549.20x = 214,635,487.80 × 61,202,046.80
  4. Step 4: Simplify right side
    143,082,549.20x = 13,136,131,169,276,430
  5. Step 5: Solve for x
    x = 13,136,131,169,276,430/143,082,549.20
  6. Step 6: Final answer
    x = 91,808,059.35

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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.