Home / 347,946,020.40-521,919,030.60-233,284,234.80

Finding the Fourth Proportional to 347,946,020.40, 521,919,030.60 and 233,284,234.80

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Solution

The fourth proportional to 347,946,020.40, 521,919,030.60 and 233,284,234.80 is: 349,926,352.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,946,020.40 : 521,919,030.60 = 233,284,234.80 : x
  2. Step 2: Convert to fraction form
    347,946,020.40/521,919,030.60 = 233,284,234.80/x
  3. Step 3: Cross multiply
    347,946,020.40x = 521,919,030.60 × 233,284,234.80
  4. Step 4: Simplify right side
    347,946,020.40x = 121,755,481,681,078,800
  5. Step 5: Solve for x
    x = 121,755,481,681,078,800/347,946,020.40
  6. Step 6: Final answer
    x = 349,926,352.20

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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.