Home / 342,268,683.30-472,341,475.17-193,586,895

Finding the Fourth Proportional to 342,268,683.30, 472,341,475.17 and 193,586,895

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Solution

The fourth proportional to 342,268,683.30, 472,341,475.17 and 193,586,895 is: 267,155,962.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,268,683.30 : 472,341,475.17 = 193,586,895 : x
  2. Step 2: Convert to fraction form
    342,268,683.30/472,341,475.17 = 193,586,895/x
  3. Step 3: Cross multiply
    342,268,683.30x = 472,341,475.17 × 193,586,895
  4. Step 4: Simplify right side
    342,268,683.30x = 91,439,119,557,879,904
  5. Step 5: Solve for x
    x = 91,439,119,557,879,904/342,268,683.30
  6. Step 6: Final answer
    x = 267,155,962.61

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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.