Home / 472,094,852.20-708,590,175.90-290,696,324.20

Finding the Fourth Proportional to 472,094,852.20, 708,590,175.90 and 290,696,324.20

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Solution

The fourth proportional to 472,094,852.20, 708,590,175.90 and 290,696,324.20 is: 436,320,282.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,094,852.20 : 708,590,175.90 = 290,696,324.20 : x
  2. Step 2: Convert to fraction form
    472,094,852.20/708,590,175.90 = 290,696,324.20/x
  3. Step 3: Cross multiply
    472,094,852.20x = 708,590,175.90 × 290,696,324.20
  4. Step 4: Simplify right side
    472,094,852.20x = 205,984,559,498,361,408
  5. Step 5: Solve for x
    x = 205,984,559,498,361,408/472,094,852.20
  6. Step 6: Final answer
    x = 436,320,282.97

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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.