Home / 368,422,727.58-549,814,439.31-329,119,789.29

Finding the Fourth Proportional to 368,422,727.58, 549,814,439.31 and 329,119,789.29

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Solution

The fourth proportional to 368,422,727.58, 549,814,439.31 and 329,119,789.29 is: 491,160,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,422,727.58 : 549,814,439.31 = 329,119,789.29 : x
  2. Step 2: Convert to fraction form
    368,422,727.58/549,814,439.31 = 329,119,789.29/x
  3. Step 3: Cross multiply
    368,422,727.58x = 549,814,439.31 × 329,119,789.29
  4. Step 4: Simplify right side
    368,422,727.58x = 180,954,812,414,306,688
  5. Step 5: Solve for x
    x = 180,954,812,414,306,688/368,422,727.58
  6. Step 6: Final answer
    x = 491,160,829.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.