Home / 79,185,234.40-118,777,851.60-51,975,455.20

Finding the Fourth Proportional to 79,185,234.40, 118,777,851.60 and 51,975,455.20

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Solution

The fourth proportional to 79,185,234.40, 118,777,851.60 and 51,975,455.20 is: 77,963,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,185,234.40 : 118,777,851.60 = 51,975,455.20 : x
  2. Step 2: Convert to fraction form
    79,185,234.40/118,777,851.60 = 51,975,455.20/x
  3. Step 3: Cross multiply
    79,185,234.40x = 118,777,851.60 × 51,975,455.20
  4. Step 4: Simplify right side
    79,185,234.40x = 6,173,532,904,588,048
  5. Step 5: Solve for x
    x = 6,173,532,904,588,048/79,185,234.40
  6. Step 6: Final answer
    x = 77,963,182.80

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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.