Home / 70,180,679.24-96,842,837.89-38,818,053.38

Finding the Fourth Proportional to 70,180,679.24, 96,842,837.89 and 38,818,053.38

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Solution

The fourth proportional to 70,180,679.24, 96,842,837.89 and 38,818,053.38 is: 53,565,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,180,679.24 : 96,842,837.89 = 38,818,053.38 : x
  2. Step 2: Convert to fraction form
    70,180,679.24/96,842,837.89 = 38,818,053.38/x
  3. Step 3: Cross multiply
    70,180,679.24x = 96,842,837.89 × 38,818,053.38
  4. Step 4: Simplify right side
    70,180,679.24x = 3,759,250,450,430,595
  5. Step 5: Solve for x
    x = 3,759,250,450,430,595/70,180,679.24
  6. Step 6: Final answer
    x = 53,565,318.71

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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.