Home / 5,380,263,438.11-7,424,742,929.06-3,001,399,480.88

Finding the Fourth Proportional to 5,380,263,438.11, 7,424,742,929.06 and 3,001,399,480.88

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Solution

The fourth proportional to 5,380,263,438.11, 7,424,742,929.06 and 3,001,399,480.88 is: 4,141,919,783.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,263,438.11 : 7,424,742,929.06 = 3,001,399,480.88 : x
  2. Step 2: Convert to fraction form
    5,380,263,438.11/7,424,742,929.06 = 3,001,399,480.88/x
  3. Step 3: Cross multiply
    5,380,263,438.11x = 7,424,742,929.06 × 3,001,399,480.88
  4. Step 4: Simplify right side
    5,380,263,438.11x = 22,284,619,572,948,135,936
  5. Step 5: Solve for x
    x = 22,284,619,572,948,135,936/5,380,263,438.11
  6. Step 6: Final answer
    x = 4,141,919,783.17

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Double scale
Find fourth proportional to 5,380,263,439.11, 7,424,742,930.44 and 3,001,399,481.88
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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.