Home / 347,840,010.40-521,760,015.60-233,178,224.80

Finding the Fourth Proportional to 347,840,010.40, 521,760,015.60 and 233,178,224.80

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Solution

The fourth proportional to 347,840,010.40, 521,760,015.60 and 233,178,224.80 is: 349,767,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,840,010.40 : 521,760,015.60 = 233,178,224.80 : x
  2. Step 2: Convert to fraction form
    347,840,010.40/521,760,015.60 = 233,178,224.80/x
  3. Step 3: Cross multiply
    347,840,010.40x = 521,760,015.60 × 233,178,224.80
  4. Step 4: Simplify right side
    347,840,010.40x = 121,663,074,209,228,320
  5. Step 5: Solve for x
    x = 121,663,074,209,228,320/347,840,010.40
  6. Step 6: Final answer
    x = 349,767,337.20

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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.