Home / 629,172,622.26-868,630,246.20-559,364,856.39

Finding the Fourth Proportional to 629,172,622.26, 868,630,246.20 and 559,364,856.39

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Solution

The fourth proportional to 629,172,622.26, 868,630,246.20 and 559,364,856.39 is: 772,254,252.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,172,622.26 : 868,630,246.20 = 559,364,856.39 : x
  2. Step 2: Convert to fraction form
    629,172,622.26/868,630,246.20 = 559,364,856.39/x
  3. Step 3: Cross multiply
    629,172,622.26x = 868,630,246.20 × 559,364,856.39
  4. Step 4: Simplify right side
    629,172,622.26x = 485,881,232,921,673,344
  5. Step 5: Solve for x
    x = 485,881,232,921,673,344/629,172,622.26
  6. Step 6: Final answer
    x = 772,254,252.22

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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.