Home / 154,060,220.09-231,090,316.09-67,798,626.81

Finding the Fourth Proportional to 154,060,220.09, 231,090,316.09 and 67,798,626.81

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Solution

The fourth proportional to 154,060,220.09, 231,090,316.09 and 67,798,626.81 is: 101,697,934.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,060,220.09 : 231,090,316.09 = 67,798,626.81 : x
  2. Step 2: Convert to fraction form
    154,060,220.09/231,090,316.09 = 67,798,626.81/x
  3. Step 3: Cross multiply
    154,060,220.09x = 231,090,316.09 × 67,798,626.81
  4. Step 4: Simplify right side
    154,060,220.09x = 15,667,606,099,990,850
  5. Step 5: Solve for x
    x = 15,667,606,099,990,850/154,060,220.09
  6. Step 6: Final answer
    x = 101,697,934.04

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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.