Home / 65,974,564.80-99,009,086.40-27,663,573.60

Finding the Fourth Proportional to 65,974,564.80, 99,009,086.40 and 27,663,573.60

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Solution

The fourth proportional to 65,974,564.80, 99,009,086.40 and 27,663,573.60 is: 41,515,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,974,564.80 : 99,009,086.40 = 27,663,573.60 : x
  2. Step 2: Convert to fraction form
    65,974,564.80/99,009,086.40 = 27,663,573.60/x
  3. Step 3: Cross multiply
    65,974,564.80x = 99,009,086.40 × 27,663,573.60
  4. Step 4: Simplify right side
    65,974,564.80x = 2,738,945,148,695,159.50
  5. Step 5: Solve for x
    x = 2,738,945,148,695,159.50/65,974,564.80
  6. Step 6: Final answer
    x = 41,515,168.11

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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.