Home / 12,275,980,978.96-16,940,821,887.24-6,850,459,700.24

Finding the Fourth Proportional to 12,275,980,978.96, 16,940,821,887.24 and 6,850,459,700.24

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Solution

The fourth proportional to 12,275,980,978.96, 16,940,821,887.24 and 6,850,459,700.24 is: 9,453,616,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,275,980,978.96 : 16,940,821,887.24 = 6,850,459,700.24 : x
  2. Step 2: Convert to fraction form
    12,275,980,978.96/16,940,821,887.24 = 6,850,459,700.24/x
  3. Step 3: Cross multiply
    12,275,980,978.96x = 16,940,821,887.24 × 6,850,459,700.24
  4. Step 4: Simplify right side
    12,275,980,978.96x = 116,052,417,627,481,358,336
  5. Step 5: Solve for x
    x = 116,052,417,627,481,358,336/12,275,980,978.96
  6. Step 6: Final answer
    x = 9,453,616,605.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.