Home / 97,076,653.35-133,964,897.28-53,023,640.54

Finding the Fourth Proportional to 97,076,653.35, 133,964,897.28 and 53,023,640.54

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Solution

The fourth proportional to 97,076,653.35, 133,964,897.28 and 53,023,640.54 is: 73,172,140.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,076,653.35 : 133,964,897.28 = 53,023,640.54 : x
  2. Step 2: Convert to fraction form
    97,076,653.35/133,964,897.28 = 53,023,640.54/x
  3. Step 3: Cross multiply
    97,076,653.35x = 133,964,897.28 × 53,023,640.54
  4. Step 4: Simplify right side
    97,076,653.35x = 7,103,306,557,682,919
  5. Step 5: Solve for x
    x = 7,103,306,557,682,919/97,076,653.35
  6. Step 6: Final answer
    x = 73,172,140.91

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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.