Home / 68,072,057.34-93,908,550.33-40,175,842.02

Finding the Fourth Proportional to 68,072,057.34, 93,908,550.33 and 40,175,842.02

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Solution

The fourth proportional to 68,072,057.34, 93,908,550.33 and 40,175,842.02 is: 55,424,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,072,057.34 : 93,908,550.33 = 40,175,842.02 : x
  2. Step 2: Convert to fraction form
    68,072,057.34/93,908,550.33 = 40,175,842.02/x
  3. Step 3: Cross multiply
    68,072,057.34x = 93,908,550.33 × 40,175,842.02
  4. Step 4: Simplify right side
    68,072,057.34x = 3,772,855,082,385,299
  5. Step 5: Solve for x
    x = 3,772,855,082,385,299/68,072,057.34
  6. Step 6: Final answer
    x = 55,424,431.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.