Home / 124,916,355.77-172,076,555.52-106,271,781.44

Finding the Fourth Proportional to 124,916,355.77, 172,076,555.52 and 106,271,781.44

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Solution

The fourth proportional to 124,916,355.77, 172,076,555.52 and 106,271,781.44 is: 146,393,016.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,916,355.77 : 172,076,555.52 = 106,271,781.44 : x
  2. Step 2: Convert to fraction form
    124,916,355.77/172,076,555.52 = 106,271,781.44/x
  3. Step 3: Cross multiply
    124,916,355.77x = 172,076,555.52 × 106,271,781.44
  4. Step 4: Simplify right side
    124,916,355.77x = 18,286,882,098,309,084
  5. Step 5: Solve for x
    x = 18,286,882,098,309,084/124,916,355.77
  6. Step 6: Final answer
    x = 146,393,016.24

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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.