Home / 231,718,362.56-347,881,312.96-155,382,964.48

Finding the Fourth Proportional to 231,718,362.56, 347,881,312.96 and 155,382,964.48

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Solution

The fourth proportional to 231,718,362.56, 347,881,312.96 and 155,382,964.48 is: 233,278,144.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,718,362.56 : 347,881,312.96 = 155,382,964.48 : x
  2. Step 2: Convert to fraction form
    231,718,362.56/347,881,312.96 = 155,382,964.48/x
  3. Step 3: Cross multiply
    231,718,362.56x = 347,881,312.96 × 155,382,964.48
  4. Step 4: Simplify right side
    231,718,362.56x = 54,054,829,694,919,440
  5. Step 5: Solve for x
    x = 54,054,829,694,919,440/231,718,362.56
  6. Step 6: Final answer
    x = 233,278,144.63

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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.