Home / 9,360,385,905.30-14,040,578,857.95-3,147,486,321.30

Finding the Fourth Proportional to 9,360,385,905.30, 14,040,578,857.95 and 3,147,486,321.30

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Solution

The fourth proportional to 9,360,385,905.30, 14,040,578,857.95 and 3,147,486,321.30 is: 4,721,229,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360,385,905.30 : 14,040,578,857.95 = 3,147,486,321.30 : x
  2. Step 2: Convert to fraction form
    9,360,385,905.30/14,040,578,857.95 = 3,147,486,321.30/x
  3. Step 3: Cross multiply
    9,360,385,905.30x = 14,040,578,857.95 × 3,147,486,321.30
  4. Step 4: Simplify right side
    9,360,385,905.30x = 44,192,529,898,531,602,432
  5. Step 5: Solve for x
    x = 44,192,529,898,531,602,432/9,360,385,905.30
  6. Step 6: Final answer
    x = 4,721,229,481.95

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Double scale
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1.5x scale

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.