Home / 111,407,428.20-167,111,142.30-46,689,724.20

Finding the Fourth Proportional to 111,407,428.20, 167,111,142.30 and 46,689,724.20

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Solution

The fourth proportional to 111,407,428.20, 167,111,142.30 and 46,689,724.20 is: 70,034,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,407,428.20 : 167,111,142.30 = 46,689,724.20 : x
  2. Step 2: Convert to fraction form
    111,407,428.20/167,111,142.30 = 46,689,724.20/x
  3. Step 3: Cross multiply
    111,407,428.20x = 167,111,142.30 × 46,689,724.20
  4. Step 4: Simplify right side
    111,407,428.20x = 7,802,373,144,733,955
  5. Step 5: Solve for x
    x = 7,802,373,144,733,955/111,407,428.20
  6. Step 6: Final answer
    x = 70,034,586.30

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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.