Home / 106,162,351.35-146,428,577.73-70,862,358.75

Finding the Fourth Proportional to 106,162,351.35, 146,428,577.73 and 70,862,358.75

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Solution

The fourth proportional to 106,162,351.35, 146,428,577.73 and 70,862,358.75 is: 97,739,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,162,351.35 : 146,428,577.73 = 70,862,358.75 : x
  2. Step 2: Convert to fraction form
    106,162,351.35/146,428,577.73 = 70,862,358.75/x
  3. Step 3: Cross multiply
    106,162,351.35x = 146,428,577.73 × 70,862,358.75
  4. Step 4: Simplify right side
    106,162,351.35x = 10,376,274,406,355,520
  5. Step 5: Solve for x
    x = 10,376,274,406,355,520/106,162,351.35
  6. Step 6: Final answer
    x = 97,739,681.48

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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.