Home / 1,980,149,222,708.20-2,970,223,834,062.20-1,886,006,043,881.20

Finding the Fourth Proportional to 1,980,149,222,708.20, 2,970,223,834,062.20 and 1,886,006,043,881.20

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Solution

The fourth proportional to 1,980,149,222,708.20, 2,970,223,834,062.20 and 1,886,006,043,881.20 is: 2,829,009,065,821.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,149,222,708.20 : 2,970,223,834,062.20 = 1,886,006,043,881.20 : x
  2. Step 2: Convert to fraction form
    1,980,149,222,708.20/2,970,223,834,062.20 = 1,886,006,043,881.20/x
  3. Step 3: Cross multiply
    1,980,149,222,708.20x = 2,970,223,834,062.20 × 1,886,006,043,881.20
  4. Step 4: Simplify right side
    1,980,149,222,708.20x = 5,601,860,102,721,299,934,085,120
  5. Step 5: Solve for x
    x = 5,601,860,102,721,299,934,085,120/1,980,149,222,708.20
  6. Step 6: Final answer
    x = 2,829,009,065,821.71

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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.