Home / 1,055,264,171.48-1,582,896,306.44-722,943,485.36

Finding the Fourth Proportional to 1,055,264,171.48, 1,582,896,306.44 and 722,943,485.36

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Solution

The fourth proportional to 1,055,264,171.48, 1,582,896,306.44 and 722,943,485.36 is: 1,084,415,261.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,264,171.48 : 1,582,896,306.44 = 722,943,485.36 : x
  2. Step 2: Convert to fraction form
    1,055,264,171.48/1,582,896,306.44 = 722,943,485.36/x
  3. Step 3: Cross multiply
    1,055,264,171.48x = 1,582,896,306.44 × 722,943,485.36
  4. Step 4: Simplify right side
    1,055,264,171.48x = 1,144,344,572,749,897,216
  5. Step 5: Solve for x
    x = 1,144,344,572,749,897,216/1,055,264,171.48
  6. Step 6: Final answer
    x = 1,084,415,261.76

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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.