Home / 2,120,571,714.87-3,179,793,361.71-1,235,543,088.54

Finding the Fourth Proportional to 2,120,571,714.87, 3,179,793,361.71 and 1,235,543,088.54

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Solution

The fourth proportional to 2,120,571,714.87, 3,179,793,361.71 and 1,235,543,088.54 is: 1,852,694,574.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,571,714.87 : 3,179,793,361.71 = 1,235,543,088.54 : x
  2. Step 2: Convert to fraction form
    2,120,571,714.87/3,179,793,361.71 = 1,235,543,088.54/x
  3. Step 3: Cross multiply
    2,120,571,714.87x = 3,179,793,361.71 × 1,235,543,088.54
  4. Step 4: Simplify right side
    2,120,571,714.87x = 3,928,771,711,024,086,528
  5. Step 5: Solve for x
    x = 3,928,771,711,024,086,528/2,120,571,714.87
  6. Step 6: Final answer
    x = 1,852,694,574.52

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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.