Home / 140,048,316.18-210,082,563.63-53,786,723.04

Finding the Fourth Proportional to 140,048,316.18, 210,082,563.63 and 53,786,723.04

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Solution

The fourth proportional to 140,048,316.18, 210,082,563.63 and 53,786,723.04 is: 80,683,959.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,048,316.18 : 210,082,563.63 = 53,786,723.04 : x
  2. Step 2: Convert to fraction form
    140,048,316.18/210,082,563.63 = 53,786,723.04/x
  3. Step 3: Cross multiply
    140,048,316.18x = 210,082,563.63 × 53,786,723.04
  4. Step 4: Simplify right side
    140,048,316.18x = 11,299,652,665,499,986
  5. Step 5: Solve for x
    x = 11,299,652,665,499,986/140,048,316.18
  6. Step 6: Final answer
    x = 80,683,959.46

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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.