Home / 140,409,904.20-210,614,856.30-122,494,000.20

Finding the Fourth Proportional to 140,409,904.20, 210,614,856.30 and 122,494,000.20

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Solution

The fourth proportional to 140,409,904.20, 210,614,856.30 and 122,494,000.20 is: 183,741,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,409,904.20 : 210,614,856.30 = 122,494,000.20 : x
  2. Step 2: Convert to fraction form
    140,409,904.20/210,614,856.30 = 122,494,000.20/x
  3. Step 3: Cross multiply
    140,409,904.20x = 210,614,856.30 × 122,494,000.20
  4. Step 4: Simplify right side
    140,409,904.20x = 25,799,056,249,735,172
  5. Step 5: Solve for x
    x = 25,799,056,249,735,172/140,409,904.20
  6. Step 6: Final answer
    x = 183,741,000.30

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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.