Home / 49,932,031.20-74,898,046.80-44,159,128.80

Finding the Fourth Proportional to 49,932,031.20, 74,898,046.80 and 44,159,128.80

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Solution

The fourth proportional to 49,932,031.20, 74,898,046.80 and 44,159,128.80 is: 66,238,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,932,031.20 : 74,898,046.80 = 44,159,128.80 : x
  2. Step 2: Convert to fraction form
    49,932,031.20/74,898,046.80 = 44,159,128.80/x
  3. Step 3: Cross multiply
    49,932,031.20x = 74,898,046.80 × 44,159,128.80
  4. Step 4: Simplify right side
    49,932,031.20x = 3,307,432,495,509,627.50
  5. Step 5: Solve for x
    x = 3,307,432,495,509,627.50/49,932,031.20
  6. Step 6: Final answer
    x = 66,238,693.20

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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.