Home / 122,519,486.05-183,778,563.25-70,670,478.85

Finding the Fourth Proportional to 122,519,486.05, 183,778,563.25 and 70,670,478.85

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Solution

The fourth proportional to 122,519,486.05, 183,778,563.25 and 70,670,478.85 is: 106,005,334.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,519,486.05 : 183,778,563.25 = 70,670,478.85 : x
  2. Step 2: Convert to fraction form
    122,519,486.05/183,778,563.25 = 70,670,478.85/x
  3. Step 3: Cross multiply
    122,519,486.05x = 183,778,563.25 × 70,670,478.85
  4. Step 4: Simplify right side
    122,519,486.05x = 12,987,719,066,871,404
  5. Step 5: Solve for x
    x = 12,987,719,066,871,404/122,519,486.05
  6. Step 6: Final answer
    x = 106,005,334.22

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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.