Home / 889,884,334.80-1,334,952,473.40-276,404,590.80

Finding the Fourth Proportional to 889,884,334.80, 1,334,952,473.40 and 276,404,590.80

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Solution

The fourth proportional to 889,884,334.80, 1,334,952,473.40 and 276,404,590.80 is: 414,646,013.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,884,334.80 : 1,334,952,473.40 = 276,404,590.80 : x
  2. Step 2: Convert to fraction form
    889,884,334.80/1,334,952,473.40 = 276,404,590.80/x
  3. Step 3: Cross multiply
    889,884,334.80x = 1,334,952,473.40 × 276,404,590.80
  4. Step 4: Simplify right side
    889,884,334.80x = 368,986,992,147,574,912
  5. Step 5: Solve for x
    x = 368,986,992,147,574,912/889,884,334.80
  6. Step 6: Final answer
    x = 414,646,013.78

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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.