Home / 69,564,122.40-104,308,858.80-29,128,922.40

Finding the Fourth Proportional to 69,564,122.40, 104,308,858.80 and 29,128,922.40

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Solution

The fourth proportional to 69,564,122.40, 104,308,858.80 and 29,128,922.40 is: 43,677,754.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,564,122.40 : 104,308,858.80 = 29,128,922.40 : x
  2. Step 2: Convert to fraction form
    69,564,122.40/104,308,858.80 = 29,128,922.40/x
  3. Step 3: Cross multiply
    69,564,122.40x = 104,308,858.80 × 29,128,922.40
  4. Step 4: Simplify right side
    69,564,122.40x = 3,038,404,653,617,757
  5. Step 5: Solve for x
    x = 3,038,404,653,617,757/69,564,122.40
  6. Step 6: Final answer
    x = 43,677,754.41

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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.