Home / 67,970,465,634.60-101,938,308,038.77-20,152,293,481.58

Finding the Fourth Proportional to 67,970,465,634.60, 101,938,308,038.77 and 20,152,293,481.58

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Solution

The fourth proportional to 67,970,465,634.60, 101,938,308,038.77 and 20,152,293,481.58 is: 30,223,284,207.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,970,465,634.60 : 101,938,308,038.77 = 20,152,293,481.58 : x
  2. Step 2: Convert to fraction form
    67,970,465,634.60/101,938,308,038.77 = 20,152,293,481.58/x
  3. Step 3: Cross multiply
    67,970,465,634.60x = 101,938,308,038.77 × 20,152,293,481.58
  4. Step 4: Simplify right side
    67,970,465,634.60x = 2,054,290,700,612,489,183,232
  5. Step 5: Solve for x
    x = 2,054,290,700,612,489,183,232/67,970,465,634.60
  6. Step 6: Final answer
    x = 30,223,284,207.82

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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.