Home / 166,169,555.84-249,031,528.96-129,325,932.32

Finding the Fourth Proportional to 166,169,555.84, 249,031,528.96 and 129,325,932.32

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Solution

The fourth proportional to 166,169,555.84, 249,031,528.96 and 129,325,932.32 is: 193,815,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,169,555.84 : 249,031,528.96 = 129,325,932.32 : x
  2. Step 2: Convert to fraction form
    166,169,555.84/249,031,528.96 = 129,325,932.32/x
  3. Step 3: Cross multiply
    166,169,555.84x = 249,031,528.96 × 129,325,932.32
  4. Step 4: Simplify right side
    166,169,555.84x = 32,206,234,659,827,080
  5. Step 5: Solve for x
    x = 32,206,234,659,827,080/166,169,555.84
  6. Step 6: Final answer
    x = 193,815,494.64

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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.