Home / 227,328,000.80-340,992,001.20-208,516,301.60

Finding the Fourth Proportional to 227,328,000.80, 340,992,001.20 and 208,516,301.60

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Solution

The fourth proportional to 227,328,000.80, 340,992,001.20 and 208,516,301.60 is: 312,774,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,328,000.80 : 340,992,001.20 = 208,516,301.60 : x
  2. Step 2: Convert to fraction form
    227,328,000.80/340,992,001.20 = 208,516,301.60/x
  3. Step 3: Cross multiply
    227,328,000.80x = 340,992,001.20 × 208,516,301.60
  4. Step 4: Simplify right side
    227,328,000.80x = 71,102,390,965,406,760
  5. Step 5: Solve for x
    x = 71,102,390,965,406,760/227,328,000.80
  6. Step 6: Final answer
    x = 312,774,452.40

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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.