Home / 1,239,042,361.64-1,858,018,151.22-656,640,155.74

Finding the Fourth Proportional to 1,239,042,361.64, 1,858,018,151.22 and 656,640,155.74

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Solution

The fourth proportional to 1,239,042,361.64, 1,858,018,151.22 and 656,640,155.74 is: 984,671,199.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,042,361.64 : 1,858,018,151.22 = 656,640,155.74 : x
  2. Step 2: Convert to fraction form
    1,239,042,361.64/1,858,018,151.22 = 656,640,155.74/x
  3. Step 3: Cross multiply
    1,239,042,361.64x = 1,858,018,151.22 × 656,640,155.74
  4. Step 4: Simplify right side
    1,239,042,361.64x = 1,220,049,328,184,847,616
  5. Step 5: Solve for x
    x = 1,220,049,328,184,847,616/1,239,042,361.64
  6. Step 6: Final answer
    x = 984,671,199.27

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