Home / 898,157,499.60-1,347,236,249.40-407,106,015.60

Finding the Fourth Proportional to 898,157,499.60, 1,347,236,249.40 and 407,106,015.60

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Solution

The fourth proportional to 898,157,499.60, 1,347,236,249.40 and 407,106,015.60 is: 610,659,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,157,499.60 : 1,347,236,249.40 = 407,106,015.60 : x
  2. Step 2: Convert to fraction form
    898,157,499.60/1,347,236,249.40 = 407,106,015.60/x
  3. Step 3: Cross multiply
    898,157,499.60x = 1,347,236,249.40 × 407,106,015.60
  4. Step 4: Simplify right side
    898,157,499.60x = 548,467,981,565,121,984
  5. Step 5: Solve for x
    x = 548,467,981,565,121,984/898,157,499.60
  6. Step 6: Final answer
    x = 610,659,023.40

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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.