Home / 8,551,322,422.40-11,796,631,456.50-7,420,705,314.50

Finding the Fourth Proportional to 8,551,322,422.40, 11,796,631,456.50 and 7,420,705,314.50

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Solution

The fourth proportional to 8,551,322,422.40, 11,796,631,456.50 and 7,420,705,314.50 is: 10,236,934,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551,322,422.40 : 11,796,631,456.50 = 7,420,705,314.50 : x
  2. Step 2: Convert to fraction form
    8,551,322,422.40/11,796,631,456.50 = 7,420,705,314.50/x
  3. Step 3: Cross multiply
    8,551,322,422.40x = 11,796,631,456.50 × 7,420,705,314.50
  4. Step 4: Simplify right side
    8,551,322,422.40x = 87,539,325,742,388,445,184
  5. Step 5: Solve for x
    x = 87,539,325,742,388,445,184/8,551,322,422.40
  6. Step 6: Final answer
    x = 10,236,934,291.37

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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.