Home / 106,162,349.85-146,428,575.66-70,862,357.25

Finding the Fourth Proportional to 106,162,349.85, 146,428,575.66 and 70,862,357.25

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Solution

The fourth proportional to 106,162,349.85, 146,428,575.66 and 70,862,357.25 is: 97,739,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,162,349.85 : 146,428,575.66 = 70,862,357.25 : x
  2. Step 2: Convert to fraction form
    106,162,349.85/146,428,575.66 = 70,862,357.25/x
  3. Step 3: Cross multiply
    106,162,349.85x = 146,428,575.66 × 70,862,357.25
  4. Step 4: Simplify right side
    106,162,349.85x = 10,376,274,040,027,574
  5. Step 5: Solve for x
    x = 10,376,274,040,027,574/106,162,349.85
  6. Step 6: Final answer
    x = 97,739,679.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.