Home / 133,087,223.80-199,616,090.10-109,110,878.20

Finding the Fourth Proportional to 133,087,223.80, 199,616,090.10 and 109,110,878.20

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Solution

The fourth proportional to 133,087,223.80, 199,616,090.10 and 109,110,878.20 is: 163,654,228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,087,223.80 : 199,616,090.10 = 109,110,878.20 : x
  2. Step 2: Convert to fraction form
    133,087,223.80/199,616,090.10 = 109,110,878.20/x
  3. Step 3: Cross multiply
    133,087,223.80x = 199,616,090.10 × 109,110,878.20
  4. Step 4: Simplify right side
    133,087,223.80x = 21,780,286,893,661,324
  5. Step 5: Solve for x
    x = 21,780,286,893,661,324/133,087,223.80
  6. Step 6: Final answer
    x = 163,654,228.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.