Home / 166,168,770.02-249,030,354.40-129,325,149.20

Finding the Fourth Proportional to 166,168,770.02, 249,030,354.40 and 129,325,149.20

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Solution

The fourth proportional to 166,168,770.02, 249,030,354.40 and 129,325,149.20 is: 193,814,323.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,168,770.02 : 249,030,354.40 = 129,325,149.20 : x
  2. Step 2: Convert to fraction form
    166,168,770.02/249,030,354.40 = 129,325,149.20/x
  3. Step 3: Cross multiply
    166,168,770.02x = 249,030,354.40 × 129,325,149.20
  4. Step 4: Simplify right side
    166,168,770.02x = 32,205,887,736,217,100
  5. Step 5: Solve for x
    x = 32,205,887,736,217,100/166,168,770.02
  6. Step 6: Final answer
    x = 193,814,323.43

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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.