Home / 472,717,873.20-709,076,809.80-466,260,865.05

Finding the Fourth Proportional to 472,717,873.20, 709,076,809.80 and 466,260,865.05

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Solution

The fourth proportional to 472,717,873.20, 709,076,809.80 and 466,260,865.05 is: 699,391,297.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,717,873.20 : 709,076,809.80 = 466,260,865.05 : x
  2. Step 2: Convert to fraction form
    472,717,873.20/709,076,809.80 = 466,260,865.05/x
  3. Step 3: Cross multiply
    472,717,873.20x = 709,076,809.80 × 466,260,865.05
  4. Step 4: Simplify right side
    472,717,873.20x = 330,614,766,724,242,304
  5. Step 5: Solve for x
    x = 330,614,766,724,242,304/472,717,873.20
  6. Step 6: Final answer
    x = 699,391,297.58

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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.