Home / 1,591,376,140.59-2,180,193,092.01-1,531,731,735.51

Finding the Fourth Proportional to 1,591,376,140.59, 2,180,193,092.01 and 1,531,731,735.51

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Solution

The fourth proportional to 1,591,376,140.59, 2,180,193,092.01 and 1,531,731,735.51 is: 2,098,479,965.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,376,140.59 : 2,180,193,092.01 = 1,531,731,735.51 : x
  2. Step 2: Convert to fraction form
    1,591,376,140.59/2,180,193,092.01 = 1,531,731,735.51/x
  3. Step 3: Cross multiply
    1,591,376,140.59x = 2,180,193,092.01 × 1,531,731,735.51
  4. Step 4: Simplify right side
    1,591,376,140.59x = 3,339,470,948,571,390,976
  5. Step 5: Solve for x
    x = 3,339,470,948,571,390,976/1,591,376,140.59
  6. Step 6: Final answer
    x = 2,098,479,965.48

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.