Home / 80,076,592.24-120,071,671.68-36,333,480.54

Finding the Fourth Proportional to 80,076,592.24, 120,071,671.68 and 36,333,480.54

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Solution

The fourth proportional to 80,076,592.24, 120,071,671.68 and 36,333,480.54 is: 54,480,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,076,592.24 : 120,071,671.68 = 36,333,480.54 : x
  2. Step 2: Convert to fraction form
    80,076,592.24/120,071,671.68 = 36,333,480.54/x
  3. Step 3: Cross multiply
    80,076,592.24x = 120,071,671.68 × 36,333,480.54
  4. Step 4: Simplify right side
    80,076,592.24x = 4,362,621,746,390,549.50
  5. Step 5: Solve for x
    x = 4,362,621,746,390,549.50/80,076,592.24
  6. Step 6: Final answer
    x = 54,480,611.93

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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.