Home / 889,222,535.80-1,332,877,209.90-336,311,319.40

Finding the Fourth Proportional to 889,222,535.80, 1,332,877,209.90 and 336,311,319.40

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Solution

The fourth proportional to 889,222,535.80, 1,332,877,209.90 and 336,311,319.40 is: 504,105,187.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,222,535.80 : 1,332,877,209.90 = 336,311,319.40 : x
  2. Step 2: Convert to fraction form
    889,222,535.80/1,332,877,209.90 = 336,311,319.40/x
  3. Step 3: Cross multiply
    889,222,535.80x = 1,332,877,209.90 × 336,311,319.40
  4. Step 4: Simplify right side
    889,222,535.80x = 448,261,693,059,659,712
  5. Step 5: Solve for x
    x = 448,261,693,059,659,712/889,222,535.80
  6. Step 6: Final answer
    x = 504,105,187.41

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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.