Home / 186,148,276.80-279,222,415.20-168,291,859.20

Finding the Fourth Proportional to 186,148,276.80, 279,222,415.20 and 168,291,859.20

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Solution

The fourth proportional to 186,148,276.80, 279,222,415.20 and 168,291,859.20 is: 252,437,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,148,276.80 : 279,222,415.20 = 168,291,859.20 : x
  2. Step 2: Convert to fraction form
    186,148,276.80/279,222,415.20 = 168,291,859.20/x
  3. Step 3: Cross multiply
    186,148,276.80x = 279,222,415.20 × 168,291,859.20
  4. Step 4: Simplify right side
    186,148,276.80x = 46,990,859,384,322,336
  5. Step 5: Solve for x
    x = 46,990,859,384,322,336/186,148,276.80
  6. Step 6: Final answer
    x = 252,437,788.80

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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.