Home / 746,364,057.47-1,030,355,286.20-464,197,451.42

Finding the Fourth Proportional to 746,364,057.47, 1,030,355,286.20 and 464,197,451.42

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Solution

The fourth proportional to 746,364,057.47, 1,030,355,286.20 and 464,197,451.42 is: 640,824,398.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,364,057.47 : 1,030,355,286.20 = 464,197,451.42 : x
  2. Step 2: Convert to fraction form
    746,364,057.47/1,030,355,286.20 = 464,197,451.42/x
  3. Step 3: Cross multiply
    746,364,057.47x = 1,030,355,286.20 × 464,197,451.42
  4. Step 4: Simplify right side
    746,364,057.47x = 478,288,297,911,164,736
  5. Step 5: Solve for x
    x = 478,288,297,911,164,736/746,364,057.47
  6. Step 6: Final answer
    x = 640,824,398.13

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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.