Home / 61,880,188.21-85,389,660.82-35,776,388.59

Finding the Fourth Proportional to 61,880,188.21, 85,389,660.82 and 35,776,388.59

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Solution

The fourth proportional to 61,880,188.21, 85,389,660.82 and 35,776,388.59 is: 49,368,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,880,188.21 : 85,389,660.82 = 35,776,388.59 : x
  2. Step 2: Convert to fraction form
    61,880,188.21/85,389,660.82 = 35,776,388.59/x
  3. Step 3: Cross multiply
    61,880,188.21x = 85,389,660.82 × 35,776,388.59
  4. Step 4: Simplify right side
    61,880,188.21x = 3,054,933,687,064,618
  5. Step 5: Solve for x
    x = 3,054,933,687,064,618/61,880,188.21
  6. Step 6: Final answer
    x = 49,368,526.11

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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.