Home / 10,665,552,411.36-15,992,496,500.40-8,468,872,924.32

Finding the Fourth Proportional to 10,665,552,411.36, 15,992,496,500.40 and 8,468,872,924.32

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Solution

The fourth proportional to 10,665,552,411.36, 15,992,496,500.40 and 8,468,872,924.32 is: 12,698,678,453.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,665,552,411.36 : 15,992,496,500.40 = 8,468,872,924.32 : x
  2. Step 2: Convert to fraction form
    10,665,552,411.36/15,992,496,500.40 = 8,468,872,924.32/x
  3. Step 3: Cross multiply
    10,665,552,411.36x = 15,992,496,500.40 × 8,468,872,924.32
  4. Step 4: Simplify right side
    10,665,552,411.36x = 135,438,420,604,519,907,328
  5. Step 5: Solve for x
    x = 135,438,420,604,519,907,328/10,665,552,411.36
  6. Step 6: Final answer
    x = 12,698,678,453.85

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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.