Home / 209,952,384.30-314,928,576.45-197,187,302.70

Finding the Fourth Proportional to 209,952,384.30, 314,928,576.45 and 197,187,302.70

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Solution

The fourth proportional to 209,952,384.30, 314,928,576.45 and 197,187,302.70 is: 295,780,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,384.30 : 314,928,576.45 = 197,187,302.70 : x
  2. Step 2: Convert to fraction form
    209,952,384.30/314,928,576.45 = 197,187,302.70/x
  3. Step 3: Cross multiply
    209,952,384.30x = 314,928,576.45 × 197,187,302.70
  4. Step 4: Simplify right side
    209,952,384.30x = 62,099,916,533,326,232
  5. Step 5: Solve for x
    x = 62,099,916,533,326,232/209,952,384.30
  6. Step 6: Final answer
    x = 295,780,954.05

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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.