Home / 110,808,001.58-166,212,002.36-67,158,980.78

Finding the Fourth Proportional to 110,808,001.58, 166,212,002.36 and 67,158,980.78

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Solution

The fourth proportional to 110,808,001.58, 166,212,002.36 and 67,158,980.78 is: 100,738,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,808,001.58 : 166,212,002.36 = 67,158,980.78 : x
  2. Step 2: Convert to fraction form
    110,808,001.58/166,212,002.36 = 67,158,980.78/x
  3. Step 3: Cross multiply
    110,808,001.58x = 166,212,002.36 × 67,158,980.78
  4. Step 4: Simplify right side
    110,808,001.58x = 11,162,628,671,237,394
  5. Step 5: Solve for x
    x = 11,162,628,671,237,394/110,808,001.58
  6. Step 6: Final answer
    x = 100,738,471.16

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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.