Home / 66,959,430.23-92,414,098.77-40,869,109.34

Finding the Fourth Proportional to 66,959,430.23, 92,414,098.77 and 40,869,109.34

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Solution

The fourth proportional to 66,959,430.23, 92,414,098.77 and 40,869,109.34 is: 56,405,526.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,959,430.23 : 92,414,098.77 = 40,869,109.34 : x
  2. Step 2: Convert to fraction form
    66,959,430.23/92,414,098.77 = 40,869,109.34/x
  3. Step 3: Cross multiply
    66,959,430.23x = 92,414,098.77 × 40,869,109.34
  4. Step 4: Simplify right side
    66,959,430.23x = 3,776,881,906,919,912.50
  5. Step 5: Solve for x
    x = 3,776,881,906,919,912.50/66,959,430.23
  6. Step 6: Final answer
    x = 56,405,526.36

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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.