Home / 2,828,995,321.46-3,903,837,638.85-1,558,765,221.74

Finding the Fourth Proportional to 2,828,995,321.46, 3,903,837,638.85 and 1,558,765,221.74

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Solution

The fourth proportional to 2,828,995,321.46, 3,903,837,638.85 and 1,558,765,221.74 is: 2,150,999,083.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,995,321.46 : 3,903,837,638.85 = 1,558,765,221.74 : x
  2. Step 2: Convert to fraction form
    2,828,995,321.46/3,903,837,638.85 = 1,558,765,221.74/x
  3. Step 3: Cross multiply
    2,828,995,321.46x = 3,903,837,638.85 × 1,558,765,221.74
  4. Step 4: Simplify right side
    2,828,995,321.46x = 6,085,166,342,739,458,048
  5. Step 5: Solve for x
    x = 6,085,166,342,739,458,048/2,828,995,321.46
  6. Step 6: Final answer
    x = 2,150,999,083.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.