Home / 476,928,418.80-715,392,628.20-446,695,330.80

Finding the Fourth Proportional to 476,928,418.80, 715,392,628.20 and 446,695,330.80

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Solution

The fourth proportional to 476,928,418.80, 715,392,628.20 and 446,695,330.80 is: 670,042,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,928,418.80 : 715,392,628.20 = 446,695,330.80 : x
  2. Step 2: Convert to fraction form
    476,928,418.80/715,392,628.20 = 446,695,330.80/x
  3. Step 3: Cross multiply
    476,928,418.80x = 715,392,628.20 × 446,695,330.80
  4. Step 4: Simplify right side
    476,928,418.80x = 319,562,546,705,680,448
  5. Step 5: Solve for x
    x = 319,562,546,705,680,448/476,928,418.80
  6. Step 6: Final answer
    x = 670,042,996.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.