Home / 746,385,304.52-1,030,033,575.68-407,315,628.43

Finding the Fourth Proportional to 746,385,304.52, 1,030,033,575.68 and 407,315,628.43

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Solution

The fourth proportional to 746,385,304.52, 1,030,033,575.68 and 407,315,628.43 is: 562,107,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,385,304.52 : 1,030,033,575.68 = 407,315,628.43 : x
  2. Step 2: Convert to fraction form
    746,385,304.52/1,030,033,575.68 = 407,315,628.43/x
  3. Step 3: Cross multiply
    746,385,304.52x = 1,030,033,575.68 × 407,315,628.43
  4. Step 4: Simplify right side
    746,385,304.52x = 419,548,773,177,487,488
  5. Step 5: Solve for x
    x = 419,548,773,177,487,488/746,385,304.52
  6. Step 6: Final answer
    x = 562,107,494.13

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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.