Home / 135,953,789.18-203,932,098.02-108,832,485.47

Finding the Fourth Proportional to 135,953,789.18, 203,932,098.02 and 108,832,485.47

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Solution

The fourth proportional to 135,953,789.18, 203,932,098.02 and 108,832,485.47 is: 163,249,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,953,789.18 : 203,932,098.02 = 108,832,485.47 : x
  2. Step 2: Convert to fraction form
    135,953,789.18/203,932,098.02 = 108,832,485.47/x
  3. Step 3: Cross multiply
    135,953,789.18x = 203,932,098.02 × 108,832,485.47
  4. Step 4: Simplify right side
    135,953,789.18x = 22,194,437,093,880,688
  5. Step 5: Solve for x
    x = 22,194,437,093,880,688/135,953,789.18
  6. Step 6: Final answer
    x = 163,249,860.33

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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.