Home / 110,609,243,458.78-152,639,131,515.24-61,780,776,515.80

Finding the Fourth Proportional to 110,609,243,458.78, 152,639,131,515.24 and 61,780,776,515.80

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Solution

The fourth proportional to 110,609,243,458.78, 152,639,131,515.24 and 61,780,776,515.80 is: 85,256,564,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,609,243,458.78 : 152,639,131,515.24 = 61,780,776,515.80 : x
  2. Step 2: Convert to fraction form
    110,609,243,458.78/152,639,131,515.24 = 61,780,776,515.80/x
  3. Step 3: Cross multiply
    110,609,243,458.78x = 152,639,131,515.24 × 61,780,776,515.80
  4. Step 4: Simplify right side
    110,609,243,458.78x = 9,430,164,071,708,847,243,264
  5. Step 5: Solve for x
    x = 9,430,164,071,708,847,243,264/110,609,243,458.78
  6. Step 6: Final answer
    x = 85,256,564,251.10

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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.