Home / 109,968,143.30-164,952,214.95-109,296,296.90

Finding the Fourth Proportional to 109,968,143.30, 164,952,214.95 and 109,296,296.90

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Solution

The fourth proportional to 109,968,143.30, 164,952,214.95 and 109,296,296.90 is: 163,944,445.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,968,143.30 : 164,952,214.95 = 109,296,296.90 : x
  2. Step 2: Convert to fraction form
    109,968,143.30/164,952,214.95 = 109,296,296.90/x
  3. Step 3: Cross multiply
    109,968,143.30x = 164,952,214.95 × 109,296,296.90
  4. Step 4: Simplify right side
    109,968,143.30x = 18,028,666,259,487,820
  5. Step 5: Solve for x
    x = 18,028,666,259,487,820/109,968,143.30
  6. Step 6: Final answer
    x = 163,944,445.35

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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.