Home / 122,735,598.18-169,378,716.38-66,984,594.41

Finding the Fourth Proportional to 122,735,598.18, 169,378,716.38 and 66,984,594.41

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Solution

The fourth proportional to 122,735,598.18, 169,378,716.38 and 66,984,594.41 is: 92,440,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,735,598.18 : 169,378,716.38 = 66,984,594.41 : x
  2. Step 2: Convert to fraction form
    122,735,598.18/169,378,716.38 = 66,984,594.41/x
  3. Step 3: Cross multiply
    122,735,598.18x = 169,378,716.38 × 66,984,594.41
  4. Step 4: Simplify right side
    122,735,598.18x = 11,345,764,617,218,908
  5. Step 5: Solve for x
    x = 11,345,764,617,218,908/122,735,598.18
  6. Step 6: Final answer
    x = 92,440,700.05

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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.