Home / 353,654,969,469.67-530,571,727,389.40-98,684,138,857.31

Finding the Fourth Proportional to 353,654,969,469.67, 530,571,727,389.40 and 98,684,138,857.31

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Solution

The fourth proportional to 353,654,969,469.67, 530,571,727,389.40 and 98,684,138,857.31 is: 148,051,119,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,654,969,469.67 : 530,571,727,389.40 = 98,684,138,857.31 : x
  2. Step 2: Convert to fraction form
    353,654,969,469.67/530,571,727,389.40 = 98,684,138,857.31/x
  3. Step 3: Cross multiply
    353,654,969,469.67x = 530,571,727,389.40 × 98,684,138,857.31
  4. Step 4: Simplify right side
    353,654,969,469.67x = 52,359,014,019,458,381,381,632
  5. Step 5: Solve for x
    x = 52,359,014,019,458,381,381,632/353,654,969,469.67
  6. Step 6: Final answer
    x = 148,051,119,140.15

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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.