Home / 7,873,393,568.74-11,810,101,719.60-3,215,267,533.04

Finding the Fourth Proportional to 7,873,393,568.74, 11,810,101,719.60 and 3,215,267,533.04

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Solution

The fourth proportional to 7,873,393,568.74, 11,810,101,719.60 and 3,215,267,533.04 is: 4,822,905,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873,393,568.74 : 11,810,101,719.60 = 3,215,267,533.04 : x
  2. Step 2: Convert to fraction form
    7,873,393,568.74/11,810,101,719.60 = 3,215,267,533.04/x
  3. Step 3: Cross multiply
    7,873,393,568.74x = 11,810,101,719.60 × 3,215,267,533.04
  4. Step 4: Simplify right side
    7,873,393,568.74x = 37,972,636,620,870,705,152
  5. Step 5: Solve for x
    x = 37,972,636,620,870,705,152/7,873,393,568.74
  6. Step 6: Final answer
    x = 4,822,905,941.30

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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.