Home / 122,340,096.36-168,829,323.54-66,585,916.56

Finding the Fourth Proportional to 122,340,096.36, 168,829,323.54 and 66,585,916.56

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Solution

The fourth proportional to 122,340,096.36, 168,829,323.54 and 66,585,916.56 is: 91,888,559.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,340,096.36 : 168,829,323.54 = 66,585,916.56 : x
  2. Step 2: Convert to fraction form
    122,340,096.36/168,829,323.54 = 66,585,916.56/x
  3. Step 3: Cross multiply
    122,340,096.36x = 168,829,323.54 × 66,585,916.56
  4. Step 4: Simplify right side
    122,340,096.36x = 11,241,655,250,115,684
  5. Step 5: Solve for x
    x = 11,241,655,250,115,684/122,340,096.36
  6. Step 6: Final answer
    x = 91,888,559.72

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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.