Home / 166,764,421.78-230,000,713.34-146,604,314.40

Finding the Fourth Proportional to 166,764,421.78, 230,000,713.34 and 146,604,314.40

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Solution

The fourth proportional to 166,764,421.78, 230,000,713.34 and 146,604,314.40 is: 202,195,987.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,764,421.78 : 230,000,713.34 = 146,604,314.40 : x
  2. Step 2: Convert to fraction form
    166,764,421.78/230,000,713.34 = 146,604,314.40/x
  3. Step 3: Cross multiply
    166,764,421.78x = 230,000,713.34 × 146,604,314.40
  4. Step 4: Simplify right side
    166,764,421.78x = 33,719,096,890,721,636
  5. Step 5: Solve for x
    x = 33,719,096,890,721,636/166,764,421.78
  6. Step 6: Final answer
    x = 202,195,987.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.