Home / 106,771,851.12-147,335,986.62-62,126,083.20

Finding the Fourth Proportional to 106,771,851.12, 147,335,986.62 and 62,126,083.20

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Solution

The fourth proportional to 106,771,851.12, 147,335,986.62 and 62,126,083.20 is: 85,728,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,771,851.12 : 147,335,986.62 = 62,126,083.20 : x
  2. Step 2: Convert to fraction form
    106,771,851.12/147,335,986.62 = 62,126,083.20/x
  3. Step 3: Cross multiply
    106,771,851.12x = 147,335,986.62 × 62,126,083.20
  4. Step 4: Simplify right side
    106,771,851.12x = 9,153,407,763,108,208
  5. Step 5: Solve for x
    x = 9,153,407,763,108,208/106,771,851.12
  6. Step 6: Final answer
    x = 85,728,660.38

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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.