Home / 147,372,567.48-203,369,168.94-81,295,706.04

Finding the Fourth Proportional to 147,372,567.48, 203,369,168.94 and 81,295,706.04

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Solution

The fourth proportional to 147,372,567.48, 203,369,168.94 and 81,295,706.04 is: 112,185,330.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,372,567.48 : 203,369,168.94 = 81,295,706.04 : x
  2. Step 2: Convert to fraction form
    147,372,567.48/203,369,168.94 = 81,295,706.04/x
  3. Step 3: Cross multiply
    147,372,567.48x = 203,369,168.94 × 81,295,706.04
  4. Step 4: Simplify right side
    147,372,567.48x = 16,533,040,175,745,340
  5. Step 5: Solve for x
    x = 16,533,040,175,745,340/147,372,567.48
  6. Step 6: Final answer
    x = 112,185,330.41

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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.