Home / 70,481,879,199.75-97,265,003,788.29-38,367,485,151.30

Finding the Fourth Proportional to 70,481,879,199.75, 97,265,003,788.29 and 38,367,485,151.30

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Solution

The fourth proportional to 70,481,879,199.75, 97,265,003,788.29 and 38,367,485,151.30 is: 52,947,135,220.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,481,879,199.75 : 97,265,003,788.29 = 38,367,485,151.30 : x
  2. Step 2: Convert to fraction form
    70,481,879,199.75/97,265,003,788.29 = 38,367,485,151.30/x
  3. Step 3: Cross multiply
    70,481,879,199.75x = 97,265,003,788.29 × 38,367,485,151.30
  4. Step 4: Simplify right side
    70,481,879,199.75x = 3,731,813,588,588,354,863,104
  5. Step 5: Solve for x
    x = 3,731,813,588,588,354,863,104/70,481,879,199.75
  6. Step 6: Final answer
    x = 52,947,135,220.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.