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Finding the Third Proportional to 2,587,868,358.75 and 5,668,346,439

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Solution

The third proportional to 2,587,868,358.75 and 5,668,346,439 is: 12,415,682,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,868,358.75 : 5,668,346,439 = 5,668,346,439 : x
  2. Step 2: Convert to fraction form
    2,587,868,358.75/5,668,346,439 = 5,668,346,439/x
  3. Step 3: Cross multiply
    2,587,868,358.75x = 5,668,346,439 × 5,668,346,439
  4. Step 4: Simplify right side
    2,587,868,358.75x = 32,130,151,352,523,980,800
  5. Step 5: Solve for x
    x = 32,130,151,352,523,980,800/2,587,868,358.75
  6. Step 6: Final answer
    x = 12,415,682,290.75

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.