Home / 107,428,919.40-161,143,379.10-35,616,004.20

Finding the Fourth Proportional to 107,428,919.40, 161,143,379.10 and 35,616,004.20

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Solution

The fourth proportional to 107,428,919.40, 161,143,379.10 and 35,616,004.20 is: 53,424,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,428,919.40 : 161,143,379.10 = 35,616,004.20 : x
  2. Step 2: Convert to fraction form
    107,428,919.40/161,143,379.10 = 35,616,004.20/x
  3. Step 3: Cross multiply
    107,428,919.40x = 161,143,379.10 × 35,616,004.20
  4. Step 4: Simplify right side
    107,428,919.40x = 5,739,283,266,827,792
  5. Step 5: Solve for x
    x = 5,739,283,266,827,792/107,428,919.40
  6. Step 6: Final answer
    x = 53,424,006.30

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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.