Home / 215,363,361.16-297,199,922.38-117,578,217.16

Finding the Fourth Proportional to 215,363,361.16, 297,199,922.38 and 117,578,217.16

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Solution

The fourth proportional to 215,363,361.16, 297,199,922.38 and 117,578,217.16 is: 162,257,112.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,363,361.16 : 297,199,922.38 = 117,578,217.16 : x
  2. Step 2: Convert to fraction form
    215,363,361.16/297,199,922.38 = 117,578,217.16/x
  3. Step 3: Cross multiply
    215,363,361.16x = 297,199,922.38 × 117,578,217.16
  4. Step 4: Simplify right side
    215,363,361.16x = 34,944,237,013,530,784
  5. Step 5: Solve for x
    x = 34,944,237,013,530,784/215,363,361.16
  6. Step 6: Final answer
    x = 162,257,112.01

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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.