Home / 166,168,895.36-249,030,542.46-129,325,273.88

Finding the Fourth Proportional to 166,168,895.36, 249,030,542.46 and 129,325,273.88

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Solution

The fourth proportional to 166,168,895.36, 249,030,542.46 and 129,325,273.88 is: 193,814,510.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,168,895.36 : 249,030,542.46 = 129,325,273.88 : x
  2. Step 2: Convert to fraction form
    166,168,895.36/249,030,542.46 = 129,325,273.88/x
  3. Step 3: Cross multiply
    166,168,895.36x = 249,030,542.46 × 129,325,273.88
  4. Step 4: Simplify right side
    166,168,895.36x = 32,205,943,108,124,468
  5. Step 5: Solve for x
    x = 32,205,943,108,124,468/166,168,895.36
  6. Step 6: Final answer
    x = 193,814,510.46

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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.