Home / 1,569,949,758.80-2,352,373,721.40-1,309,756,245.20

Finding the Fourth Proportional to 1,569,949,758.80, 2,352,373,721.40 and 1,309,756,245.20

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Solution

The fourth proportional to 1,569,949,758.80, 2,352,373,721.40 and 1,309,756,245.20 is: 1,962,506,223.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,949,758.80 : 2,352,373,721.40 = 1,309,756,245.20 : x
  2. Step 2: Convert to fraction form
    1,569,949,758.80/2,352,373,721.40 = 1,309,756,245.20/x
  3. Step 3: Cross multiply
    1,569,949,758.80x = 2,352,373,721.40 × 1,309,756,245.20
  4. Step 4: Simplify right side
    1,569,949,758.80x = 3,081,036,172,648,015,360
  5. Step 5: Solve for x
    x = 3,081,036,172,648,015,360/1,569,949,758.80
  6. Step 6: Final answer
    x = 1,962,506,223.77

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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.