Home / 275,646,228.20-380,374,655.46-151,879,979.24

Finding the Fourth Proportional to 275,646,228.20, 380,374,655.46 and 151,879,979.24

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Solution

The fourth proportional to 275,646,228.20, 380,374,655.46 and 151,879,979.24 is: 209,584,927.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,646,228.20 : 380,374,655.46 = 151,879,979.24 : x
  2. Step 2: Convert to fraction form
    275,646,228.20/380,374,655.46 = 151,879,979.24/x
  3. Step 3: Cross multiply
    275,646,228.20x = 380,374,655.46 × 151,879,979.24
  4. Step 4: Simplify right side
    275,646,228.20x = 57,771,294,774,686,952
  5. Step 5: Solve for x
    x = 57,771,294,774,686,952/275,646,228.20
  6. Step 6: Final answer
    x = 209,584,927.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.