Home / 889,884,331.80-1,334,952,468.90-276,404,587.80

Finding the Fourth Proportional to 889,884,331.80, 1,334,952,468.90 and 276,404,587.80

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Solution

The fourth proportional to 889,884,331.80, 1,334,952,468.90 and 276,404,587.80 is: 414,646,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,884,331.80 : 1,334,952,468.90 = 276,404,587.80 : x
  2. Step 2: Convert to fraction form
    889,884,331.80/1,334,952,468.90 = 276,404,587.80/x
  3. Step 3: Cross multiply
    889,884,331.80x = 1,334,952,468.90 × 276,404,587.80
  4. Step 4: Simplify right side
    889,884,331.80x = 368,986,986,898,896,832
  5. Step 5: Solve for x
    x = 368,986,986,898,896,832/889,884,331.80
  6. Step 6: Final answer
    x = 414,646,009.28

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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.