Home / 1,613,429,148.60-2,420,143,722.90-1,542,661,327.80

Finding the Fourth Proportional to 1,613,429,148.60, 2,420,143,722.90 and 1,542,661,327.80

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Solution

The fourth proportional to 1,613,429,148.60, 2,420,143,722.90 and 1,542,661,327.80 is: 2,313,991,991.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,429,148.60 : 2,420,143,722.90 = 1,542,661,327.80 : x
  2. Step 2: Convert to fraction form
    1,613,429,148.60/2,420,143,722.90 = 1,542,661,327.80/x
  3. Step 3: Cross multiply
    1,613,429,148.60x = 2,420,143,722.90 × 1,542,661,327.80
  4. Step 4: Simplify right side
    1,613,429,148.60x = 3,733,462,129,035,749,376
  5. Step 5: Solve for x
    x = 3,733,462,129,035,749,376/1,613,429,148.60
  6. Step 6: Final answer
    x = 2,313,991,991.70

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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.