Home / 270,134,347.01-405,241,877.40-85,907,833.23

Finding the Fourth Proportional to 270,134,347.01, 405,241,877.40 and 85,907,833.23

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Solution

The fourth proportional to 270,134,347.01, 405,241,877.40 and 85,907,833.23 is: 128,874,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,134,347.01 : 405,241,877.40 = 85,907,833.23 : x
  2. Step 2: Convert to fraction form
    270,134,347.01/405,241,877.40 = 85,907,833.23/x
  3. Step 3: Cross multiply
    270,134,347.01x = 405,241,877.40 × 85,907,833.23
  4. Step 4: Simplify right side
    270,134,347.01x = 34,813,451,621,973,384
  5. Step 5: Solve for x
    x = 34,813,451,621,973,384/270,134,347.01
  6. Step 6: Final answer
    x = 128,874,584.10

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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.