Home / 122,735,598-169,378,716.06-66,984,594.20

Finding the Fourth Proportional to 122,735,598, 169,378,716.06 and 66,984,594.20

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Solution

The fourth proportional to 122,735,598, 169,378,716.06 and 66,984,594.20 is: 92,440,699.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,735,598 : 169,378,716.06 = 66,984,594.20 : x
  2. Step 2: Convert to fraction form
    122,735,598/169,378,716.06 = 66,984,594.20/x
  3. Step 3: Cross multiply
    122,735,598x = 169,378,716.06 × 66,984,594.20
  4. Step 4: Simplify right side
    122,735,598x = 11,345,764,561,396,124
  5. Step 5: Solve for x
    x = 11,345,764,561,396,124/122,735,598
  6. Step 6: Final answer
    x = 92,440,699.73

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1.5x scale

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.