Home / 424,396,070.60-636,930,029.10-165,735,206.60

Finding the Fourth Proportional to 424,396,070.60, 636,930,029.10 and 165,735,206.60

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Solution

The fourth proportional to 424,396,070.60, 636,930,029.10 and 165,735,206.60 is: 248,733,994.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,396,070.60 : 636,930,029.10 = 165,735,206.60 : x
  2. Step 2: Convert to fraction form
    424,396,070.60/636,930,029.10 = 165,735,206.60/x
  3. Step 3: Cross multiply
    424,396,070.60x = 636,930,029.10 × 165,735,206.60
  4. Step 4: Simplify right side
    424,396,070.60x = 105,561,729,962,632,512
  5. Step 5: Solve for x
    x = 105,561,729,962,632,512/424,396,070.60
  6. Step 6: Final answer
    x = 248,733,994.67

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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.