Home / 166,721,168.80-250,081,753.20-112,301,610.40

Finding the Fourth Proportional to 166,721,168.80, 250,081,753.20 and 112,301,610.40

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Solution

The fourth proportional to 166,721,168.80, 250,081,753.20 and 112,301,610.40 is: 168,452,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,721,168.80 : 250,081,753.20 = 112,301,610.40 : x
  2. Step 2: Convert to fraction form
    166,721,168.80/250,081,753.20 = 112,301,610.40/x
  3. Step 3: Cross multiply
    166,721,168.80x = 250,081,753.20 × 112,301,610.40
  4. Step 4: Simplify right side
    166,721,168.80x = 28,084,583,616,015,352
  5. Step 5: Solve for x
    x = 28,084,583,616,015,352/166,721,168.80
  6. Step 6: Final answer
    x = 168,452,415.60

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1.5x scale

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.