Home / 1,574,656,019.20-2,361,984,028.80-756,571,052.80

Finding the Fourth Proportional to 1,574,656,019.20, 2,361,984,028.80 and 756,571,052.80

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Solution

The fourth proportional to 1,574,656,019.20, 2,361,984,028.80 and 756,571,052.80 is: 1,134,856,579.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,656,019.20 : 2,361,984,028.80 = 756,571,052.80 : x
  2. Step 2: Convert to fraction form
    1,574,656,019.20/2,361,984,028.80 = 756,571,052.80/x
  3. Step 3: Cross multiply
    1,574,656,019.20x = 2,361,984,028.80 × 756,571,052.80
  4. Step 4: Simplify right side
    1,574,656,019.20x = 1,787,008,743,366,001,664
  5. Step 5: Solve for x
    x = 1,787,008,743,366,001,664/1,574,656,019.20
  6. Step 6: Final answer
    x = 1,134,856,579.20

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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.