Home / 109,968,131.80-164,952,197.70-109,296,285.40

Finding the Fourth Proportional to 109,968,131.80, 164,952,197.70 and 109,296,285.40

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Solution

The fourth proportional to 109,968,131.80, 164,952,197.70 and 109,296,285.40 is: 163,944,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,968,131.80 : 164,952,197.70 = 109,296,285.40 : x
  2. Step 2: Convert to fraction form
    109,968,131.80/164,952,197.70 = 109,296,285.40/x
  3. Step 3: Cross multiply
    109,968,131.80x = 164,952,197.70 × 109,296,285.40
  4. Step 4: Simplify right side
    109,968,131.80x = 18,028,662,477,176,424
  5. Step 5: Solve for x
    x = 18,028,662,477,176,424/109,968,131.80
  6. Step 6: Final answer
    x = 163,944,428.10

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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.