Home / 66,858,169.63-100,294,133.59-23,138,851.40

Finding the Fourth Proportional to 66,858,169.63, 100,294,133.59 and 23,138,851.40

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Solution

The fourth proportional to 66,858,169.63, 100,294,133.59 and 23,138,851.40 is: 34,710,657.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,858,169.63 : 100,294,133.59 = 23,138,851.40 : x
  2. Step 2: Convert to fraction form
    66,858,169.63/100,294,133.59 = 23,138,851.40/x
  3. Step 3: Cross multiply
    66,858,169.63x = 100,294,133.59 × 23,138,851.40
  4. Step 4: Simplify right side
    66,858,169.63x = 2,320,691,052,871,441
  5. Step 5: Solve for x
    x = 2,320,691,052,871,441/66,858,169.63
  6. Step 6: Final answer
    x = 34,710,657.89

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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.