Home / 120,908,725.92-181,388,851.74-39,032,257.32

Finding the Fourth Proportional to 120,908,725.92, 181,388,851.74 and 39,032,257.32

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Solution

The fourth proportional to 120,908,725.92, 181,388,851.74 and 39,032,257.32 is: 58,556,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,908,725.92 : 181,388,851.74 = 39,032,257.32 : x
  2. Step 2: Convert to fraction form
    120,908,725.92/181,388,851.74 = 39,032,257.32/x
  3. Step 3: Cross multiply
    120,908,725.92x = 181,388,851.74 × 39,032,257.32
  4. Step 4: Simplify right side
    120,908,725.92x = 7,080,016,336,095,010
  5. Step 5: Solve for x
    x = 7,080,016,336,095,010/120,908,725.92
  6. Step 6: Final answer
    x = 58,556,702.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.