Home / 108,474,272.16-149,607,918.74-71,342,682.17

Finding the Fourth Proportional to 108,474,272.16, 149,607,918.74 and 71,342,682.17

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Solution

The fourth proportional to 108,474,272.16, 149,607,918.74 and 71,342,682.17 is: 98,395,960.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,474,272.16 : 149,607,918.74 = 71,342,682.17 : x
  2. Step 2: Convert to fraction form
    108,474,272.16/149,607,918.74 = 71,342,682.17/x
  3. Step 3: Cross multiply
    108,474,272.16x = 149,607,918.74 × 71,342,682.17
  4. Step 4: Simplify right side
    108,474,272.16x = 10,673,430,195,678,256
  5. Step 5: Solve for x
    x = 10,673,430,195,678,256/108,474,272.16
  6. Step 6: Final answer
    x = 98,395,960.47

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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.