Home / 198,652,532.40-298,031,942.70-141,256,904.40

Finding the Fourth Proportional to 198,652,532.40, 298,031,942.70 and 141,256,904.40

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Solution

The fourth proportional to 198,652,532.40, 298,031,942.70 and 141,256,904.40 is: 211,923,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,652,532.40 : 298,031,942.70 = 141,256,904.40 : x
  2. Step 2: Convert to fraction form
    198,652,532.40/298,031,942.70 = 141,256,904.40/x
  3. Step 3: Cross multiply
    198,652,532.40x = 298,031,942.70 × 141,256,904.40
  4. Step 4: Simplify right side
    198,652,532.40x = 42,099,069,638,120,176
  5. Step 5: Solve for x
    x = 42,099,069,638,120,176/198,652,532.40
  6. Step 6: Final answer
    x = 211,923,146.06

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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.