Home / 20,649,854,544.80-30,974,780,108.92-5,727,019,917.74

Finding the Fourth Proportional to 20,649,854,544.80, 30,974,780,108.92 and 5,727,019,917.74

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Solution

The fourth proportional to 20,649,854,544.80, 30,974,780,108.92 and 5,727,019,917.74 is: 8,590,529,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,649,854,544.80 : 30,974,780,108.92 = 5,727,019,917.74 : x
  2. Step 2: Convert to fraction form
    20,649,854,544.80/30,974,780,108.92 = 5,727,019,917.74/x
  3. Step 3: Cross multiply
    20,649,854,544.80x = 30,974,780,108.92 × 5,727,019,917.74
  4. Step 4: Simplify right side
    20,649,854,544.80x = 177,393,182,631,401,586,688
  5. Step 5: Solve for x
    x = 177,393,182,631,401,586,688/20,649,854,544.80
  6. Step 6: Final answer
    x = 8,590,529,402.84

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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.