Home / 161,761,104.40-242,641,656.60-123,497,352.40

Finding the Fourth Proportional to 161,761,104.40, 242,641,656.60 and 123,497,352.40

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Solution

The fourth proportional to 161,761,104.40, 242,641,656.60 and 123,497,352.40 is: 185,246,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,761,104.40 : 242,641,656.60 = 123,497,352.40 : x
  2. Step 2: Convert to fraction form
    161,761,104.40/242,641,656.60 = 123,497,352.40/x
  3. Step 3: Cross multiply
    161,761,104.40x = 242,641,656.60 × 123,497,352.40
  4. Step 4: Simplify right side
    161,761,104.40x = 29,965,602,172,049,988
  5. Step 5: Solve for x
    x = 29,965,602,172,049,988/161,761,104.40
  6. Step 6: Final answer
    x = 185,246,028.60

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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.