Home / 117,557,438.24-162,242,388.24-71,173,252.64

Finding the Fourth Proportional to 117,557,438.24, 162,242,388.24 and 71,173,252.64

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Solution

The fourth proportional to 117,557,438.24, 162,242,388.24 and 71,173,252.64 is: 98,227,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,557,438.24 : 162,242,388.24 = 71,173,252.64 : x
  2. Step 2: Convert to fraction form
    117,557,438.24/162,242,388.24 = 71,173,252.64/x
  3. Step 3: Cross multiply
    117,557,438.24x = 162,242,388.24 × 71,173,252.64
  4. Step 4: Simplify right side
    117,557,438.24x = 11,547,318,487,122,486
  5. Step 5: Solve for x
    x = 11,547,318,487,122,486/117,557,438.24
  6. Step 6: Final answer
    x = 98,227,034.04

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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.