Home / 131,418,014.10-197,127,021.15-111,262,622.10

Finding the Fourth Proportional to 131,418,014.10, 197,127,021.15 and 111,262,622.10

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Solution

The fourth proportional to 131,418,014.10, 197,127,021.15 and 111,262,622.10 is: 166,893,933.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,418,014.10 : 197,127,021.15 = 111,262,622.10 : x
  2. Step 2: Convert to fraction form
    131,418,014.10/197,127,021.15 = 111,262,622.10/x
  3. Step 3: Cross multiply
    131,418,014.10x = 197,127,021.15 × 111,262,622.10
  4. Step 4: Simplify right side
    131,418,014.10x = 21,932,869,259,911,156
  5. Step 5: Solve for x
    x = 21,932,869,259,911,156/131,418,014.10
  6. Step 6: Final answer
    x = 166,893,933.15

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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.