Home / 263,522,562,786.80-363,668,807,890.04-149,333,386,924.51

Finding the Fourth Proportional to 263,522,562,786.80, 363,668,807,890.04 and 149,333,386,924.51

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Solution

The fourth proportional to 263,522,562,786.80, 363,668,807,890.04 and 149,333,386,924.51 is: 206,084,421,108.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,522,562,786.80 : 363,668,807,890.04 = 149,333,386,924.51 : x
  2. Step 2: Convert to fraction form
    263,522,562,786.80/363,668,807,890.04 = 149,333,386,924.51/x
  3. Step 3: Cross multiply
    263,522,562,786.80x = 363,668,807,890.04 × 149,333,386,924.51
  4. Step 4: Simplify right side
    263,522,562,786.80x = 54,307,894,801,018,642,235,392
  5. Step 5: Solve for x
    x = 54,307,894,801,018,642,235,392/263,522,562,786.80
  6. Step 6: Final answer
    x = 206,084,421,108.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.