Home / 181,434,542.86-272,076,144.09-56,905,087.78

Finding the Fourth Proportional to 181,434,542.86, 272,076,144.09 and 56,905,087.78

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Solution

The fourth proportional to 181,434,542.86, 272,076,144.09 and 56,905,087.78 is: 85,333,898.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,434,542.86 : 272,076,144.09 = 56,905,087.78 : x
  2. Step 2: Convert to fraction form
    181,434,542.86/272,076,144.09 = 56,905,087.78/x
  3. Step 3: Cross multiply
    181,434,542.86x = 272,076,144.09 × 56,905,087.78
  4. Step 4: Simplify right side
    181,434,542.86x = 15,482,516,862,285,378
  5. Step 5: Solve for x
    x = 15,482,516,862,285,378/181,434,542.86
  6. Step 6: Final answer
    x = 85,333,898.49

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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.