Home / 2,877,200,257.13-3,970,494,098.96-1,607,059,776.77

Finding the Fourth Proportional to 2,877,200,257.13, 3,970,494,098.96 and 1,607,059,776.77

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Solution

The fourth proportional to 2,877,200,257.13, 3,970,494,098.96 and 1,607,059,776.77 is: 2,217,718,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,200,257.13 : 3,970,494,098.96 = 1,607,059,776.77 : x
  2. Step 2: Convert to fraction form
    2,877,200,257.13/3,970,494,098.96 = 1,607,059,776.77/x
  3. Step 3: Cross multiply
    2,877,200,257.13x = 3,970,494,098.96 × 1,607,059,776.77
  4. Step 4: Simplify right side
    2,877,200,257.13x = 6,380,821,360,343,150,592
  5. Step 5: Solve for x
    x = 6,380,821,360,343,150,592/2,877,200,257.13
  6. Step 6: Final answer
    x = 2,217,718,889.93

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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.