Home / 962,142,651.83-1,327,756,859.64-522,109,503.83

Finding the Fourth Proportional to 962,142,651.83, 1,327,756,859.64 and 522,109,503.83

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Solution

The fourth proportional to 962,142,651.83, 1,327,756,859.64 and 522,109,503.83 is: 720,511,115.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,142,651.83 : 1,327,756,859.64 = 522,109,503.83 : x
  2. Step 2: Convert to fraction form
    962,142,651.83/1,327,756,859.64 = 522,109,503.83/x
  3. Step 3: Cross multiply
    962,142,651.83x = 1,327,756,859.64 × 522,109,503.83
  4. Step 4: Simplify right side
    962,142,651.83x = 693,234,475,186,880,640
  5. Step 5: Solve for x
    x = 693,234,475,186,880,640/962,142,651.83
  6. Step 6: Final answer
    x = 720,511,115.34

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Double scale
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1.5x scale

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.