Home / 381,479,294,999.70-572,218,942,499.55-116,483,255,370.90

Finding the Fourth Proportional to 381,479,294,999.70, 572,218,942,499.55 and 116,483,255,370.90

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Solution

The fourth proportional to 381,479,294,999.70, 572,218,942,499.55 and 116,483,255,370.90 is: 174,724,883,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,479,294,999.70 : 572,218,942,499.55 = 116,483,255,370.90 : x
  2. Step 2: Convert to fraction form
    381,479,294,999.70/572,218,942,499.55 = 116,483,255,370.90/x
  3. Step 3: Cross multiply
    381,479,294,999.70x = 572,218,942,499.55 × 116,483,255,370.90
  4. Step 4: Simplify right side
    381,479,294,999.70x = 66,653,925,207,241,431,973,888
  5. Step 5: Solve for x
    x = 66,653,925,207,241,431,973,888/381,479,294,999.70
  6. Step 6: Final answer
    x = 174,724,883,056.35

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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.