Home / 230,711,275.20-346,066,912.80-213,193,502.40

Finding the Fourth Proportional to 230,711,275.20, 346,066,912.80 and 213,193,502.40

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Solution

The fourth proportional to 230,711,275.20, 346,066,912.80 and 213,193,502.40 is: 319,790,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,711,275.20 : 346,066,912.80 = 213,193,502.40 : x
  2. Step 2: Convert to fraction form
    230,711,275.20/346,066,912.80 = 213,193,502.40/x
  3. Step 3: Cross multiply
    230,711,275.20x = 346,066,912.80 × 213,193,502.40
  4. Step 4: Simplify right side
    230,711,275.20x = 73,779,217,204,587,392
  5. Step 5: Solve for x
    x = 73,779,217,204,587,392/230,711,275.20
  6. Step 6: Final answer
    x = 319,790,253.60

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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.