Home / 66,959,440.01-92,414,112.21-40,869,119.10

Finding the Fourth Proportional to 66,959,440.01, 92,414,112.21 and 40,869,119.10

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Solution

The fourth proportional to 66,959,440.01, 92,414,112.21 and 40,869,119.10 is: 56,405,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,959,440.01 : 92,414,112.21 = 40,869,119.10 : x
  2. Step 2: Convert to fraction form
    66,959,440.01/92,414,112.21 = 40,869,119.10/x
  3. Step 3: Cross multiply
    66,959,440.01x = 92,414,112.21 × 40,869,119.10
  4. Step 4: Simplify right side
    66,959,440.01x = 3,776,883,358,431,254
  5. Step 5: Solve for x
    x = 3,776,883,358,431,254/66,959,440.01
  6. Step 6: Final answer
    x = 56,405,539.80

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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.