Home / 70,309,008.48-105,378,349.20-29,834,463.84

Finding the Fourth Proportional to 70,309,008.48, 105,378,349.20 and 29,834,463.84

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Solution

The fourth proportional to 70,309,008.48, 105,378,349.20 and 29,834,463.84 is: 44,715,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,309,008.48 : 105,378,349.20 = 29,834,463.84 : x
  2. Step 2: Convert to fraction form
    70,309,008.48/105,378,349.20 = 29,834,463.84/x
  3. Step 3: Cross multiply
    70,309,008.48x = 105,378,349.20 × 29,834,463.84
  4. Step 4: Simplify right side
    70,309,008.48x = 3,143,906,548,726,293
  5. Step 5: Solve for x
    x = 3,143,906,548,726,293/70,309,008.48
  6. Step 6: Final answer
    x = 44,715,558.03

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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.