Home / 100,090,362.04-150,149,804.94-31,008,595.66

Finding the Fourth Proportional to 100,090,362.04, 150,149,804.94 and 31,008,595.66

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Solution

The fourth proportional to 100,090,362.04, 150,149,804.94 and 31,008,595.66 is: 46,517,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,090,362.04 : 150,149,804.94 = 31,008,595.66 : x
  2. Step 2: Convert to fraction form
    100,090,362.04/150,149,804.94 = 31,008,595.66/x
  3. Step 3: Cross multiply
    100,090,362.04x = 150,149,804.94 × 31,008,595.66
  4. Step 4: Simplify right side
    100,090,362.04x = 4,655,934,589,812,331
  5. Step 5: Solve for x
    x = 4,655,934,589,812,331/100,090,362.04
  6. Step 6: Final answer
    x = 46,517,311.91

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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.