Home / 491,167,945.60-736,623,614.40-146,028,630.40

Finding the Fourth Proportional to 491,167,945.60, 736,623,614.40 and 146,028,630.40

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Solution

The fourth proportional to 491,167,945.60, 736,623,614.40 and 146,028,630.40 is: 219,004,799.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,167,945.60 : 736,623,614.40 = 146,028,630.40 : x
  2. Step 2: Convert to fraction form
    491,167,945.60/736,623,614.40 = 146,028,630.40/x
  3. Step 3: Cross multiply
    491,167,945.60x = 736,623,614.40 × 146,028,630.40
  4. Step 4: Simplify right side
    491,167,945.60x = 107,568,137,531,129,712
  5. Step 5: Solve for x
    x = 107,568,137,531,129,712/491,167,945.60
  6. Step 6: Final answer
    x = 219,004,799.67

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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.