Home / 347,693,470.39-479,820,808.11-191,060,617.87

Finding the Fourth Proportional to 347,693,470.39, 479,820,808.11 and 191,060,617.87

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Solution

The fourth proportional to 347,693,470.39, 479,820,808.11 and 191,060,617.87 is: 263,665,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,693,470.39 : 479,820,808.11 = 191,060,617.87 : x
  2. Step 2: Convert to fraction form
    347,693,470.39/479,820,808.11 = 191,060,617.87/x
  3. Step 3: Cross multiply
    347,693,470.39x = 479,820,808.11 × 191,060,617.87
  4. Step 4: Simplify right side
    347,693,470.39x = 91,674,860,064,379,312
  5. Step 5: Solve for x
    x = 91,674,860,064,379,312/347,693,470.39
  6. Step 6: Final answer
    x = 263,665,751.22

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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.