Home / 383,175,910.82-529,012,457.08-251,247,051.86

Finding the Fourth Proportional to 383,175,910.82, 529,012,457.08 and 251,247,051.86

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Solution

The fourth proportional to 383,175,910.82, 529,012,457.08 and 251,247,051.86 is: 346,871,545.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,175,910.82 : 529,012,457.08 = 251,247,051.86 : x
  2. Step 2: Convert to fraction form
    383,175,910.82/529,012,457.08 = 251,247,051.86/x
  3. Step 3: Cross multiply
    383,175,910.82x = 529,012,457.08 × 251,247,051.86
  4. Step 4: Simplify right side
    383,175,910.82x = 132,912,820,238,564,784
  5. Step 5: Solve for x
    x = 132,912,820,238,564,784/383,175,910.82
  6. Step 6: Final answer
    x = 346,871,545.12

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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.