Home / 245,866,688.70-368,321,736.15-148,533,269.55

Finding the Fourth Proportional to 245,866,688.70, 368,321,736.15 and 148,533,269.55

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Solution

The fourth proportional to 245,866,688.70, 368,321,736.15 and 148,533,269.55 is: 222,510,955.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,866,688.70 : 368,321,736.15 = 148,533,269.55 : x
  2. Step 2: Convert to fraction form
    245,866,688.70/368,321,736.15 = 148,533,269.55/x
  3. Step 3: Cross multiply
    245,866,688.70x = 368,321,736.15 × 148,533,269.55
  4. Step 4: Simplify right side
    245,866,688.70x = 54,708,031,716,691,928
  5. Step 5: Solve for x
    x = 54,708,031,716,691,928/245,866,688.70
  6. Step 6: Final answer
    x = 222,510,955.05

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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.