Home / 424,396,068.60-636,930,026.10-165,735,204.60

Finding the Fourth Proportional to 424,396,068.60, 636,930,026.10 and 165,735,204.60

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Solution

The fourth proportional to 424,396,068.60, 636,930,026.10 and 165,735,204.60 is: 248,733,991.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,396,068.60 : 636,930,026.10 = 165,735,204.60 : x
  2. Step 2: Convert to fraction form
    424,396,068.60/636,930,026.10 = 165,735,204.60/x
  3. Step 3: Cross multiply
    424,396,068.60x = 636,930,026.10 × 165,735,204.60
  4. Step 4: Simplify right side
    424,396,068.60x = 105,561,728,191,566,848
  5. Step 5: Solve for x
    x = 105,561,728,191,566,848/424,396,068.60
  6. Step 6: Final answer
    x = 248,733,991.67

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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.