Home / 108,106,848.66-149,202,294.22-66,283,516.02

Finding the Fourth Proportional to 108,106,848.66, 149,202,294.22 and 66,283,516.02

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Solution

The fourth proportional to 108,106,848.66, 149,202,294.22 and 66,283,516.02 is: 91,480,352.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,106,848.66 : 149,202,294.22 = 66,283,516.02 : x
  2. Step 2: Convert to fraction form
    108,106,848.66/149,202,294.22 = 66,283,516.02/x
  3. Step 3: Cross multiply
    108,106,848.66x = 149,202,294.22 × 66,283,516.02
  4. Step 4: Simplify right side
    108,106,848.66x = 9,889,652,659,152,124
  5. Step 5: Solve for x
    x = 9,889,652,659,152,124/108,106,848.66
  6. Step 6: Final answer
    x = 91,480,352.83

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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.