Home / 121,459,542.84-167,610,000.24-69,265,377.23

Finding the Fourth Proportional to 121,459,542.84, 167,610,000.24 and 69,265,377.23

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Solution

The fourth proportional to 121,459,542.84, 167,610,000.24 and 69,265,377.23 is: 95,583,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,459,542.84 : 167,610,000.24 = 69,265,377.23 : x
  2. Step 2: Convert to fraction form
    121,459,542.84/167,610,000.24 = 69,265,377.23/x
  3. Step 3: Cross multiply
    121,459,542.84x = 167,610,000.24 × 69,265,377.23
  4. Step 4: Simplify right side
    121,459,542.84x = 11,609,569,893,305,940
  5. Step 5: Solve for x
    x = 11,609,569,893,305,940/121,459,542.84
  6. Step 6: Final answer
    x = 95,583,843.16

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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.