Home / 472,393,669.65-708,590,504.48-165,645,924.45

Finding the Fourth Proportional to 472,393,669.65, 708,590,504.48 and 165,645,924.45

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Solution

The fourth proportional to 472,393,669.65, 708,590,504.48 and 165,645,924.45 is: 248,468,886.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,669.65 : 708,590,504.48 = 165,645,924.45 : x
  2. Step 2: Convert to fraction form
    472,393,669.65/708,590,504.48 = 165,645,924.45/x
  3. Step 3: Cross multiply
    472,393,669.65x = 708,590,504.48 × 165,645,924.45
  4. Step 4: Simplify right side
    472,393,669.65x = 117,375,129,170,253,232
  5. Step 5: Solve for x
    x = 117,375,129,170,253,232/472,393,669.65
  6. Step 6: Final answer
    x = 248,468,886.68

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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.