Home / 166,473,693.60-249,710,540.40-45,305,145.60

Finding the Fourth Proportional to 166,473,693.60, 249,710,540.40 and 45,305,145.60

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Solution

The fourth proportional to 166,473,693.60, 249,710,540.40 and 45,305,145.60 is: 67,957,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,473,693.60 : 249,710,540.40 = 45,305,145.60 : x
  2. Step 2: Convert to fraction form
    166,473,693.60/249,710,540.40 = 45,305,145.60/x
  3. Step 3: Cross multiply
    166,473,693.60x = 249,710,540.40 × 45,305,145.60
  4. Step 4: Simplify right side
    166,473,693.60x = 11,313,172,390,676,682
  5. Step 5: Solve for x
    x = 11,313,172,390,676,682/166,473,693.60
  6. Step 6: Final answer
    x = 67,957,718.40

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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.