Home / 120,847,280.04-181,270,755.96-56,115,688.56

Finding the Fourth Proportional to 120,847,280.04, 181,270,755.96 and 56,115,688.56

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Solution

The fourth proportional to 120,847,280.04, 181,270,755.96 and 56,115,688.56 is: 84,173,456.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,847,280.04 : 181,270,755.96 = 56,115,688.56 : x
  2. Step 2: Convert to fraction form
    120,847,280.04/181,270,755.96 = 56,115,688.56/x
  3. Step 3: Cross multiply
    120,847,280.04x = 181,270,755.96 × 56,115,688.56
  4. Step 4: Simplify right side
    120,847,280.04x = 10,172,133,286,487,124
  5. Step 5: Solve for x
    x = 10,172,133,286,487,124/120,847,280.04
  6. Step 6: Final answer
    x = 84,173,456.64

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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.