Home / 2,877,253,206.53-3,970,567,513.22-1,607,112,263.75

Finding the Fourth Proportional to 2,877,253,206.53, 3,970,567,513.22 and 1,607,112,263.75

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Solution

The fourth proportional to 2,877,253,206.53, 3,970,567,513.22 and 1,607,112,263.75 is: 2,217,791,513.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,253,206.53 : 3,970,567,513.22 = 1,607,112,263.75 : x
  2. Step 2: Convert to fraction form
    2,877,253,206.53/3,970,567,513.22 = 1,607,112,263.75/x
  3. Step 3: Cross multiply
    2,877,253,206.53x = 3,970,567,513.22 × 1,607,112,263.75
  4. Step 4: Simplify right side
    2,877,253,206.53x = 6,381,147,744,515,313,664
  5. Step 5: Solve for x
    x = 6,381,147,744,515,313,664/2,877,253,206.53
  6. Step 6: Final answer
    x = 2,217,791,513.81

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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.