Home / 342,565,433.28-472,740,615.36-185,932,494.72

Finding the Fourth Proportional to 342,565,433.28, 472,740,615.36 and 185,932,494.72

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Solution

The fourth proportional to 342,565,433.28, 472,740,615.36 and 185,932,494.72 is: 256,587,015.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,565,433.28 : 472,740,615.36 = 185,932,494.72 : x
  2. Step 2: Convert to fraction form
    342,565,433.28/472,740,615.36 = 185,932,494.72/x
  3. Step 3: Cross multiply
    342,565,433.28x = 472,740,615.36 × 185,932,494.72
  4. Step 4: Simplify right side
    342,565,433.28x = 87,897,841,969,352,752
  5. Step 5: Solve for x
    x = 87,897,841,969,352,752/342,565,433.28
  6. Step 6: Final answer
    x = 256,587,015.01

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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.