Home / 111,125,883.20-166,653,512.88-103,871,841.96

Finding the Fourth Proportional to 111,125,883.20, 166,653,512.88 and 103,871,841.96

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Solution

The fourth proportional to 111,125,883.20, 166,653,512.88 and 103,871,841.96 is: 155,774,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,125,883.20 : 166,653,512.88 = 103,871,841.96 : x
  2. Step 2: Convert to fraction form
    111,125,883.20/166,653,512.88 = 103,871,841.96/x
  3. Step 3: Cross multiply
    111,125,883.20x = 166,653,512.88 × 103,871,841.96
  4. Step 4: Simplify right side
    111,125,883.20x = 17,310,607,351,950,182
  5. Step 5: Solve for x
    x = 17,310,607,351,950,182/111,125,883.20
  6. Step 6: Final answer
    x = 155,774,756.10

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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.