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Finding the Fourth Proportional to 201,206,710.65, 301,810,065.98 and 201,206,710.65

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Solution

The fourth proportional to 201,206,710.65, 301,810,065.98 and 201,206,710.65 is: 301,810,065.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,206,710.65 : 301,810,065.98 = 201,206,710.65 : x
  2. Step 2: Convert to fraction form
    201,206,710.65/301,810,065.98 = 201,206,710.65/x
  3. Step 3: Cross multiply
    201,206,710.65x = 301,810,065.98 × 201,206,710.65
  4. Step 4: Simplify right side
    201,206,710.65x = 60,726,210,615,889,240
  5. Step 5: Solve for x
    x = 60,726,210,615,889,240/201,206,710.65
  6. Step 6: Final answer
    x = 301,810,065.98

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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.