Home / 262,357,548.30-393,774,268.05-133,055,109.90

Finding the Fourth Proportional to 262,357,548.30, 393,774,268.05 and 133,055,109.90

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Solution

The fourth proportional to 262,357,548.30, 393,774,268.05 and 133,055,109.90 is: 199,703,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,357,548.30 : 393,774,268.05 = 133,055,109.90 : x
  2. Step 2: Convert to fraction form
    262,357,548.30/393,774,268.05 = 133,055,109.90/x
  3. Step 3: Cross multiply
    262,357,548.30x = 393,774,268.05 × 133,055,109.90
  4. Step 4: Simplify right side
    262,357,548.30x = 52,393,678,511,184,816
  5. Step 5: Solve for x
    x = 52,393,678,511,184,816/262,357,548.30
  6. Step 6: Final answer
    x = 199,703,339.40

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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.