Home / 131,000,133.60-196,500,200.40-122,497,077.60

Finding the Fourth Proportional to 131,000,133.60, 196,500,200.40 and 122,497,077.60

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Solution

The fourth proportional to 131,000,133.60, 196,500,200.40 and 122,497,077.60 is: 183,745,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,000,133.60 : 196,500,200.40 = 122,497,077.60 : x
  2. Step 2: Convert to fraction form
    131,000,133.60/196,500,200.40 = 122,497,077.60/x
  3. Step 3: Cross multiply
    131,000,133.60x = 196,500,200.40 × 122,497,077.60
  4. Step 4: Simplify right side
    131,000,133.60x = 24,070,700,296,814,352
  5. Step 5: Solve for x
    x = 24,070,700,296,814,352/131,000,133.60
  6. Step 6: Final answer
    x = 183,745,616.40

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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.