Home / 1,244,484,355.20-1,866,484,361.88-359,107,469.16

Finding the Fourth Proportional to 1,244,484,355.20, 1,866,484,361.88 and 359,107,469.16

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Solution

The fourth proportional to 1,244,484,355.20, 1,866,484,361.88 and 359,107,469.16 is: 538,591,323.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,484,355.20 : 1,866,484,361.88 = 359,107,469.16 : x
  2. Step 2: Convert to fraction form
    1,244,484,355.20/1,866,484,361.88 = 359,107,469.16/x
  3. Step 3: Cross multiply
    1,244,484,355.20x = 1,866,484,361.88 × 359,107,469.16
  4. Step 4: Simplify right side
    1,244,484,355.20x = 670,268,475,421,444,480
  5. Step 5: Solve for x
    x = 670,268,475,421,444,480/1,244,484,355.20
  6. Step 6: Final answer
    x = 538,591,323.08

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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.