Home / 5,205,074,208.77-7,182,800,947.08-2,826,157,697.93

Finding the Fourth Proportional to 5,205,074,208.77, 7,182,800,947.08 and 2,826,157,697.93

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Solution

The fourth proportional to 5,205,074,208.77, 7,182,800,947.08 and 2,826,157,697.93 is: 3,899,988,237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,074,208.77 : 7,182,800,947.08 = 2,826,157,697.93 : x
  2. Step 2: Convert to fraction form
    5,205,074,208.77/7,182,800,947.08 = 2,826,157,697.93/x
  3. Step 3: Cross multiply
    5,205,074,208.77x = 7,182,800,947.08 × 2,826,157,697.93
  4. Step 4: Simplify right side
    5,205,074,208.77x = 20,299,728,189,253,124,096
  5. Step 5: Solve for x
    x = 20,299,728,189,253,124,096/5,205,074,208.77
  6. Step 6: Final answer
    x = 3,899,988,237.45

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Double scale
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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.