Home / 383,975,788.03-529,691,373.68-233,228,328.82

Finding the Fourth Proportional to 383,975,788.03, 529,691,373.68 and 233,228,328.82

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Solution

The fourth proportional to 383,975,788.03, 529,691,373.68 and 233,228,328.82 is: 321,736,520.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,975,788.03 : 529,691,373.68 = 233,228,328.82 : x
  2. Step 2: Convert to fraction form
    383,975,788.03/529,691,373.68 = 233,228,328.82/x
  3. Step 3: Cross multiply
    383,975,788.03x = 529,691,373.68 × 233,228,328.82
  4. Step 4: Simplify right side
    383,975,788.03x = 123,539,033,871,266,160
  5. Step 5: Solve for x
    x = 123,539,033,871,266,160/383,975,788.03
  6. Step 6: Final answer
    x = 321,736,520.17

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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.