Home / 97,723,423.40-146,585,135.10-74,765,172.20

Finding the Fourth Proportional to 97,723,423.40, 146,585,135.10 and 74,765,172.20

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Solution

The fourth proportional to 97,723,423.40, 146,585,135.10 and 74,765,172.20 is: 112,147,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,723,423.40 : 146,585,135.10 = 74,765,172.20 : x
  2. Step 2: Convert to fraction form
    97,723,423.40/146,585,135.10 = 74,765,172.20/x
  3. Step 3: Cross multiply
    97,723,423.40x = 146,585,135.10 × 74,765,172.20
  4. Step 4: Simplify right side
    97,723,423.40x = 10,959,462,867,711,764
  5. Step 5: Solve for x
    x = 10,959,462,867,711,764/97,723,423.40
  6. Step 6: Final answer
    x = 112,147,758.30

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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.