Home / 700,560,582.50-966,613,213.72-418,248,078.96

Finding the Fourth Proportional to 700,560,582.50, 966,613,213.72 and 418,248,078.96

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Solution

The fourth proportional to 700,560,582.50, 966,613,213.72 and 418,248,078.96 is: 577,086,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,560,582.50 : 966,613,213.72 = 418,248,078.96 : x
  2. Step 2: Convert to fraction form
    700,560,582.50/966,613,213.72 = 418,248,078.96/x
  3. Step 3: Cross multiply
    700,560,582.50x = 966,613,213.72 × 418,248,078.96
  4. Step 4: Simplify right side
    700,560,582.50x = 404,284,119,735,741,888
  5. Step 5: Solve for x
    x = 404,284,119,735,741,888/700,560,582.50
  6. Step 6: Final answer
    x = 577,086,592.99

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1.5x scale

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.