Home / 7,872,627,318.72-11,817,344,559.48-3,392,932,697.04

Finding the Fourth Proportional to 7,872,627,318.72, 11,817,344,559.48 and 3,392,932,697.04

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Solution

The fourth proportional to 7,872,627,318.72, 11,817,344,559.48 and 3,392,932,697.04 is: 5,093,020,808.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,872,627,318.72 : 11,817,344,559.48 = 3,392,932,697.04 : x
  2. Step 2: Convert to fraction form
    7,872,627,318.72/11,817,344,559.48 = 3,392,932,697.04/x
  3. Step 3: Cross multiply
    7,872,627,318.72x = 11,817,344,559.48 × 3,392,932,697.04
  4. Step 4: Simplify right side
    7,872,627,318.72x = 40,095,454,748,097,232,896
  5. Step 5: Solve for x
    x = 40,095,454,748,097,232,896/7,872,627,318.72
  6. Step 6: Final answer
    x = 5,093,020,808.03

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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.