Home / 962,142,201.91-1,327,756,238.64-522,109,053.91

Finding the Fourth Proportional to 962,142,201.91, 1,327,756,238.64 and 522,109,053.91

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Solution

The fourth proportional to 962,142,201.91, 1,327,756,238.64 and 522,109,053.91 is: 720,510,494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,142,201.91 : 1,327,756,238.64 = 522,109,053.91 : x
  2. Step 2: Convert to fraction form
    962,142,201.91/1,327,756,238.64 = 522,109,053.91/x
  3. Step 3: Cross multiply
    962,142,201.91x = 1,327,756,238.64 × 522,109,053.91
  4. Step 4: Simplify right side
    962,142,201.91x = 693,233,553,585,565,568
  5. Step 5: Solve for x
    x = 693,233,553,585,565,568/962,142,201.91
  6. Step 6: Final answer
    x = 720,510,494.40

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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.