Home / 847,386,261.74-1,271,055,896.04-225,606,828.14

Finding the Fourth Proportional to 847,386,261.74, 1,271,055,896.04 and 225,606,828.14

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Solution

The fourth proportional to 847,386,261.74, 1,271,055,896.04 and 225,606,828.14 is: 338,403,986.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,386,261.74 : 1,271,055,896.04 = 225,606,828.14 : x
  2. Step 2: Convert to fraction form
    847,386,261.74/1,271,055,896.04 = 225,606,828.14/x
  3. Step 3: Cross multiply
    847,386,261.74x = 1,271,055,896.04 × 225,606,828.14
  4. Step 4: Simplify right side
    847,386,261.74x = 286,758,889,093,475,904
  5. Step 5: Solve for x
    x = 286,758,889,093,475,904/847,386,261.74
  6. Step 6: Final answer
    x = 338,403,986.52

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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.