Home / 962,199,887.05-1,327,835,789.89-522,166,739.05

Finding the Fourth Proportional to 962,199,887.05, 1,327,835,789.89 and 522,166,739.05

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Solution

The fourth proportional to 962,199,887.05, 1,327,835,789.89 and 522,166,739.05 is: 720,590,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,199,887.05 : 1,327,835,789.89 = 522,166,739.05 : x
  2. Step 2: Convert to fraction form
    962,199,887.05/1,327,835,789.89 = 522,166,739.05/x
  3. Step 3: Cross multiply
    962,199,887.05x = 1,327,835,789.89 × 522,166,739.05
  4. Step 4: Simplify right side
    962,199,887.05x = 693,351,684,404,020,736
  5. Step 5: Solve for x
    x = 693,351,684,404,020,736/962,199,887.05
  6. Step 6: Final answer
    x = 720,590,070.46

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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.