Home / 1,451,335,009.36-2,177,010,518.28-360,818,077.36

Finding the Fourth Proportional to 1,451,335,009.36, 2,177,010,518.28 and 360,818,077.36

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Solution

The fourth proportional to 1,451,335,009.36, 2,177,010,518.28 and 360,818,077.36 is: 541,229,105.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,335,009.36 : 2,177,010,518.28 = 360,818,077.36 : x
  2. Step 2: Convert to fraction form
    1,451,335,009.36/2,177,010,518.28 = 360,818,077.36/x
  3. Step 3: Cross multiply
    1,451,335,009.36x = 2,177,010,518.28 × 360,818,077.36
  4. Step 4: Simplify right side
    1,451,335,009.36x = 785,504,749,598,286,848
  5. Step 5: Solve for x
    x = 785,504,749,598,286,848/1,451,335,009.36
  6. Step 6: Final answer
    x = 541,229,105.98

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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.