Home / 467,535,604.40-700,840,856.10-221,459,722.55

Finding the Fourth Proportional to 467,535,604.40, 700,840,856.10 and 221,459,722.55

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Solution

The fourth proportional to 467,535,604.40, 700,840,856.10 and 221,459,722.55 is: 331,970,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,535,604.40 : 700,840,856.10 = 221,459,722.55 : x
  2. Step 2: Convert to fraction form
    467,535,604.40/700,840,856.10 = 221,459,722.55/x
  3. Step 3: Cross multiply
    467,535,604.40x = 700,840,856.10 × 221,459,722.55
  4. Step 4: Simplify right side
    467,535,604.40x = 155,208,021,543,610,496
  5. Step 5: Solve for x
    x = 155,208,021,543,610,496/467,535,604.40
  6. Step 6: Final answer
    x = 331,970,485.42

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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.