Home / 696,000,771.05-960,246,011.84-394,553,764.67

Finding the Fourth Proportional to 696,000,771.05, 960,246,011.84 and 394,553,764.67

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Solution

The fourth proportional to 696,000,771.05, 960,246,011.84 and 394,553,764.67 is: 544,350,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,000,771.05 : 960,246,011.84 = 394,553,764.67 : x
  2. Step 2: Convert to fraction form
    696,000,771.05/960,246,011.84 = 394,553,764.67/x
  3. Step 3: Cross multiply
    696,000,771.05x = 960,246,011.84 × 394,553,764.67
  4. Step 4: Simplify right side
    696,000,771.05x = 378,868,678,974,051,456
  5. Step 5: Solve for x
    x = 378,868,678,974,051,456/696,000,771.05
  6. Step 6: Final answer
    x = 544,350,947.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.