Home / 424,396,066.60-636,930,023.10-165,735,202.60

Finding the Fourth Proportional to 424,396,066.60, 636,930,023.10 and 165,735,202.60

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Solution

The fourth proportional to 424,396,066.60, 636,930,023.10 and 165,735,202.60 is: 248,733,988.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,396,066.60 : 636,930,023.10 = 165,735,202.60 : x
  2. Step 2: Convert to fraction form
    424,396,066.60/636,930,023.10 = 165,735,202.60/x
  3. Step 3: Cross multiply
    424,396,066.60x = 636,930,023.10 × 165,735,202.60
  4. Step 4: Simplify right side
    424,396,066.60x = 105,561,726,420,501,184
  5. Step 5: Solve for x
    x = 105,561,726,420,501,184/424,396,066.60
  6. Step 6: Final answer
    x = 248,733,988.67

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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.