Home / 962,199,889.80-1,327,835,793.60-522,166,741.80

Finding the Fourth Proportional to 962,199,889.80, 1,327,835,793.60 and 522,166,741.80

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Solution

The fourth proportional to 962,199,889.80, 1,327,835,793.60 and 522,166,741.80 is: 720,590,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,199,889.80 : 1,327,835,793.60 = 522,166,741.80 : x
  2. Step 2: Convert to fraction form
    962,199,889.80/1,327,835,793.60 = 522,166,741.80/x
  3. Step 3: Cross multiply
    962,199,889.80x = 1,327,835,793.60 × 522,166,741.80
  4. Step 4: Simplify right side
    962,199,889.80x = 693,351,689,989,529,216
  5. Step 5: Solve for x
    x = 693,351,689,989,529,216/962,199,889.80
  6. Step 6: Final answer
    x = 720,590,074.20

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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.