Home / 111,906,011.70-167,859,017.55-66,444,405.30

Finding the Fourth Proportional to 111,906,011.70, 167,859,017.55 and 66,444,405.30

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Solution

The fourth proportional to 111,906,011.70, 167,859,017.55 and 66,444,405.30 is: 99,666,607.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,906,011.70 : 167,859,017.55 = 66,444,405.30 : x
  2. Step 2: Convert to fraction form
    111,906,011.70/167,859,017.55 = 66,444,405.30/x
  3. Step 3: Cross multiply
    111,906,011.70x = 167,859,017.55 × 66,444,405.30
  4. Step 4: Simplify right side
    111,906,011.70x = 11,153,292,595,352,014
  5. Step 5: Solve for x
    x = 11,153,292,595,352,014/111,906,011.70
  6. Step 6: Final answer
    x = 99,666,607.95

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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.