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Finding the Fourth Proportional to 283,416,401.70, 425,124,602.55 and 119,838,861.90

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Solution

The fourth proportional to 283,416,401.70, 425,124,602.55 and 119,838,861.90 is: 179,758,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,416,401.70 : 425,124,602.55 = 119,838,861.90 : x
  2. Step 2: Convert to fraction form
    283,416,401.70/425,124,602.55 = 119,838,861.90/x
  3. Step 3: Cross multiply
    283,416,401.70x = 425,124,602.55 × 119,838,861.90
  4. Step 4: Simplify right side
    283,416,401.70x = 50,946,448,535,281,840
  5. Step 5: Solve for x
    x = 50,946,448,535,281,840/283,416,401.70
  6. Step 6: Final answer
    x = 179,758,292.85

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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.