Home / 843,268,322.32-1,163,544,910.86-529,820,935.90

Finding the Fourth Proportional to 843,268,322.32, 1,163,544,910.86 and 529,820,935.90

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Solution

The fourth proportional to 843,268,322.32, 1,163,544,910.86 and 529,820,935.90 is: 731,048,987.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,268,322.32 : 1,163,544,910.86 = 529,820,935.90 : x
  2. Step 2: Convert to fraction form
    843,268,322.32/1,163,544,910.86 = 529,820,935.90/x
  3. Step 3: Cross multiply
    843,268,322.32x = 1,163,544,910.86 × 529,820,935.90
  4. Step 4: Simplify right side
    843,268,322.32x = 616,470,453,633,527,168
  5. Step 5: Solve for x
    x = 616,470,453,633,527,168/843,268,322.32
  6. Step 6: Final answer
    x = 731,048,987.99

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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.