Home / 942,998,467.05-1,301,279,249.62-519,588,433.81

Finding the Fourth Proportional to 942,998,467.05, 1,301,279,249.62 and 519,588,433.81

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Solution

The fourth proportional to 942,998,467.05, 1,301,279,249.62 and 519,588,433.81 is: 716,999,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,998,467.05 : 1,301,279,249.62 = 519,588,433.81 : x
  2. Step 2: Convert to fraction form
    942,998,467.05/1,301,279,249.62 = 519,588,433.81/x
  3. Step 3: Cross multiply
    942,998,467.05x = 1,301,279,249.62 × 519,588,433.81
  4. Step 4: Simplify right side
    942,998,467.05x = 676,129,647,255,204,736
  5. Step 5: Solve for x
    x = 676,129,647,255,204,736/942,998,467.05
  6. Step 6: Final answer
    x = 716,999,731.05

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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.