Home / 889,222,510.80-1,332,877,172.40-336,311,294.40

Finding the Fourth Proportional to 889,222,510.80, 1,332,877,172.40 and 336,311,294.40

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Solution

The fourth proportional to 889,222,510.80, 1,332,877,172.40 and 336,311,294.40 is: 504,105,149.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,222,510.80 : 1,332,877,172.40 = 336,311,294.40 : x
  2. Step 2: Convert to fraction form
    889,222,510.80/1,332,877,172.40 = 336,311,294.40/x
  3. Step 3: Cross multiply
    889,222,510.80x = 1,332,877,172.40 × 336,311,294.40
  4. Step 4: Simplify right side
    889,222,510.80x = 448,261,647,126,055,936
  5. Step 5: Solve for x
    x = 448,261,647,126,055,936/889,222,510.80
  6. Step 6: Final answer
    x = 504,105,149.93

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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.