Home / 118,517,879,272.80-163,554,835,359.24-64,324,428,741.96

Finding the Fourth Proportional to 118,517,879,272.80, 163,554,835,359.24 and 64,324,428,741.96

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Solution

The fourth proportional to 118,517,879,272.80, 163,554,835,359.24 and 64,324,428,741.96 is: 88,767,799,567.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,517,879,272.80 : 163,554,835,359.24 = 64,324,428,741.96 : x
  2. Step 2: Convert to fraction form
    118,517,879,272.80/163,554,835,359.24 = 64,324,428,741.96/x
  3. Step 3: Cross multiply
    118,517,879,272.80x = 163,554,835,359.24 × 64,324,428,741.96
  4. Step 4: Simplify right side
    118,517,879,272.80x = 10,520,571,352,468,433,141,760
  5. Step 5: Solve for x
    x = 10,520,571,352,468,433,141,760/118,517,879,272.80
  6. Step 6: Final answer
    x = 88,767,799,567.63

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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.