Home / 180,913,218.12-271,261,964.34-122,692,478.76

Finding the Fourth Proportional to 180,913,218.12, 271,261,964.34 and 122,692,478.76

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Solution

The fourth proportional to 180,913,218.12, 271,261,964.34 and 122,692,478.76 is: 183,965,567.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,913,218.12 : 271,261,964.34 = 122,692,478.76 : x
  2. Step 2: Convert to fraction form
    180,913,218.12/271,261,964.34 = 122,692,478.76/x
  3. Step 3: Cross multiply
    180,913,218.12x = 271,261,964.34 × 122,692,478.76
  4. Step 4: Simplify right side
    180,913,218.12x = 33,281,802,798,181,324
  5. Step 5: Solve for x
    x = 33,281,802,798,181,324/180,913,218.12
  6. Step 6: Final answer
    x = 183,965,567.27

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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.