Home / 69,615,603.62-96,063,908.90-40,248,828.69

Finding the Fourth Proportional to 69,615,603.62, 96,063,908.90 and 40,248,828.69

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Solution

The fourth proportional to 69,615,603.62, 96,063,908.90 and 40,248,828.69 is: 55,540,131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,615,603.62 : 96,063,908.90 = 40,248,828.69 : x
  2. Step 2: Convert to fraction form
    69,615,603.62/96,063,908.90 = 40,248,828.69/x
  3. Step 3: Cross multiply
    69,615,603.62x = 96,063,908.90 × 40,248,828.69
  4. Step 4: Simplify right side
    69,615,603.62x = 3,866,459,812,507,244
  5. Step 5: Solve for x
    x = 3,866,459,812,507,244/69,615,603.62
  6. Step 6: Final answer
    x = 55,540,131.97

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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.