Home / 1,759,493,639.20-2,638,568,612.40-532,254,215.20

Finding the Fourth Proportional to 1,759,493,639.20, 2,638,568,612.40 and 532,254,215.20

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Solution

The fourth proportional to 1,759,493,639.20, 2,638,568,612.40 and 532,254,215.20 is: 798,178,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,493,639.20 : 2,638,568,612.40 = 532,254,215.20 : x
  2. Step 2: Convert to fraction form
    1,759,493,639.20/2,638,568,612.40 = 532,254,215.20/x
  3. Step 3: Cross multiply
    1,759,493,639.20x = 2,638,568,612.40 × 532,254,215.20
  4. Step 4: Simplify right side
    1,759,493,639.20x = 1,404,389,266,044,314,880
  5. Step 5: Solve for x
    x = 1,404,389,266,044,314,880/1,759,493,639.20
  6. Step 6: Final answer
    x = 798,178,086.44

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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.