Home / 215,570,417-297,487,175.46-117,785,273

Finding the Fourth Proportional to 215,570,417, 297,487,175.46 and 117,785,273

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Solution

The fourth proportional to 215,570,417, 297,487,175.46 and 117,785,273 is: 162,543,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,570,417 : 297,487,175.46 = 117,785,273 : x
  2. Step 2: Convert to fraction form
    215,570,417/297,487,175.46 = 117,785,273/x
  3. Step 3: Cross multiply
    215,570,417x = 297,487,175.46 × 117,785,273
  4. Step 4: Simplify right side
    215,570,417x = 35,039,608,175,555,000
  5. Step 5: Solve for x
    x = 35,039,608,175,555,000/215,570,417
  6. Step 6: Final answer
    x = 162,543,676.74

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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.