Home / 347,119,781.85-479,001,715.44-190,496,977.92

Finding the Fourth Proportional to 347,119,781.85, 479,001,715.44 and 190,496,977.92

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Solution

The fourth proportional to 347,119,781.85, 479,001,715.44 and 190,496,977.92 is: 262,872,887.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,119,781.85 : 479,001,715.44 = 190,496,977.92 : x
  2. Step 2: Convert to fraction form
    347,119,781.85/479,001,715.44 = 190,496,977.92/x
  3. Step 3: Cross multiply
    347,119,781.85x = 479,001,715.44 × 190,496,977.92
  4. Step 4: Simplify right side
    347,119,781.85x = 91,248,379,209,815,792
  5. Step 5: Solve for x
    x = 91,248,379,209,815,792/347,119,781.85
  6. Step 6: Final answer
    x = 262,872,887.06

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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.