Home / 1,407,622,190.40-2,110,795,556.40-533,933,186.40

Finding the Fourth Proportional to 1,407,622,190.40, 2,110,795,556.40 and 533,933,186.40

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Solution

The fourth proportional to 1,407,622,190.40, 2,110,795,556.40 and 533,933,186.40 is: 800,657,878.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,622,190.40 : 2,110,795,556.40 = 533,933,186.40 : x
  2. Step 2: Convert to fraction form
    1,407,622,190.40/2,110,795,556.40 = 533,933,186.40/x
  3. Step 3: Cross multiply
    1,407,622,190.40x = 2,110,795,556.40 × 533,933,186.40
  4. Step 4: Simplify right side
    1,407,622,190.40x = 1,127,023,797,267,612,928
  5. Step 5: Solve for x
    x = 1,127,023,797,267,612,928/1,407,622,190.40
  6. Step 6: Final answer
    x = 800,657,878.91

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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.