Home / 69,854,967,430.80-104,782,451,146.20-38,400,462,675.60

Finding the Fourth Proportional to 69,854,967,430.80, 104,782,451,146.20 and 38,400,462,675.60

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Solution

The fourth proportional to 69,854,967,430.80, 104,782,451,146.20 and 38,400,462,675.60 is: 57,600,694,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,854,967,430.80 : 104,782,451,146.20 = 38,400,462,675.60 : x
  2. Step 2: Convert to fraction form
    69,854,967,430.80/104,782,451,146.20 = 38,400,462,675.60/x
  3. Step 3: Cross multiply
    69,854,967,430.80x = 104,782,451,146.20 × 38,400,462,675.60
  4. Step 4: Simplify right side
    69,854,967,430.80x = 4,023,694,604,297,533,128,704
  5. Step 5: Solve for x
    x = 4,023,694,604,297,533,128,704/69,854,967,430.80
  6. Step 6: Final answer
    x = 57,600,694,013.40

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1.5x scale

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.