Home / 210,120,693.51-314,930,284.43-97,795,391.07

Finding the Fourth Proportional to 210,120,693.51, 314,930,284.43 and 97,795,391.07

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Solution

The fourth proportional to 210,120,693.51, 314,930,284.43 and 97,795,391.07 is: 146,576,378.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,120,693.51 : 314,930,284.43 = 97,795,391.07 : x
  2. Step 2: Convert to fraction form
    210,120,693.51/314,930,284.43 = 97,795,391.07/x
  3. Step 3: Cross multiply
    210,120,693.51x = 314,930,284.43 × 97,795,391.07
  4. Step 4: Simplify right side
    210,120,693.51x = 30,798,730,325,129,204
  5. Step 5: Solve for x
    x = 30,798,730,325,129,204/210,120,693.51
  6. Step 6: Final answer
    x = 146,576,378.61

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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.