Home / 209,953,935.80-314,930,903.70-192,097,518.20

Finding the Fourth Proportional to 209,953,935.80, 314,930,903.70 and 192,097,518.20

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Solution

The fourth proportional to 209,953,935.80, 314,930,903.70 and 192,097,518.20 is: 288,146,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,935.80 : 314,930,903.70 = 192,097,518.20 : x
  2. Step 2: Convert to fraction form
    209,953,935.80/314,930,903.70 = 192,097,518.20/x
  3. Step 3: Cross multiply
    209,953,935.80x = 314,930,903.70 × 192,097,518.20
  4. Step 4: Simplify right side
    209,953,935.80x = 60,497,445,005,253,192
  5. Step 5: Solve for x
    x = 60,497,445,005,253,192/209,953,935.80
  6. Step 6: Final answer
    x = 288,146,277.30

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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.