Home / 474,276,266.80-711,414,400.20-393,654,698.80

Finding the Fourth Proportional to 474,276,266.80, 711,414,400.20 and 393,654,698.80

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Solution

The fourth proportional to 474,276,266.80, 711,414,400.20 and 393,654,698.80 is: 590,482,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,276,266.80 : 711,414,400.20 = 393,654,698.80 : x
  2. Step 2: Convert to fraction form
    474,276,266.80/711,414,400.20 = 393,654,698.80/x
  3. Step 3: Cross multiply
    474,276,266.80x = 711,414,400.20 × 393,654,698.80
  4. Step 4: Simplify right side
    474,276,266.80x = 280,051,621,432,713,696
  5. Step 5: Solve for x
    x = 280,051,621,432,713,696/474,276,266.80
  6. Step 6: Final answer
    x = 590,482,048.20

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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.