Home / 13,451,920,693.40-20,177,881,040.10-6,463,046,390.60

Finding the Fourth Proportional to 13,451,920,693.40, 20,177,881,040.10 and 6,463,046,390.60

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Solution

The fourth proportional to 13,451,920,693.40, 20,177,881,040.10 and 6,463,046,390.60 is: 9,694,569,585.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,920,693.40 : 20,177,881,040.10 = 6,463,046,390.60 : x
  2. Step 2: Convert to fraction form
    13,451,920,693.40/20,177,881,040.10 = 6,463,046,390.60/x
  3. Step 3: Cross multiply
    13,451,920,693.40x = 20,177,881,040.10 × 6,463,046,390.60
  4. Step 4: Simplify right side
    13,451,920,693.40x = 130,410,581,226,174,480,384
  5. Step 5: Solve for x
    x = 130,410,581,226,174,480,384/13,451,920,693.40
  6. Step 6: Final answer
    x = 9,694,569,585.90

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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.