Home / 8,419,820,295,455.40-12,607,979,180,116-5,811,071,449,435.20

Finding the Fourth Proportional to 8,419,820,295,455.40, 12,607,979,180,116 and 5,811,071,449,435.20

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Solution

The fourth proportional to 8,419,820,295,455.40, 12,607,979,180,116 and 5,811,071,449,435.20 is: 8,701,595,197,725.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,419,820,295,455.40 : 12,607,979,180,116 = 5,811,071,449,435.20 : x
  2. Step 2: Convert to fraction form
    8,419,820,295,455.40/12,607,979,180,116 = 5,811,071,449,435.20/x
  3. Step 3: Cross multiply
    8,419,820,295,455.40x = 12,607,979,180,116 × 5,811,071,449,435.20
  4. Step 4: Simplify right side
    8,419,820,295,455.40x = 73,265,867,848,645,507,448,569,856
  5. Step 5: Solve for x
    x = 73,265,867,848,645,507,448,569,856/8,419,820,295,455.40
  6. Step 6: Final answer
    x = 8,701,595,197,725.39

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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.