Home / 93,431,175.96-128,916,323.10-52,171,719.96

Finding the Fourth Proportional to 93,431,175.96, 128,916,323.10 and 52,171,719.96

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Solution

The fourth proportional to 93,431,175.96, 128,916,323.10 and 52,171,719.96 is: 71,986,531.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,431,175.96 : 128,916,323.10 = 52,171,719.96 : x
  2. Step 2: Convert to fraction form
    93,431,175.96/128,916,323.10 = 52,171,719.96/x
  3. Step 3: Cross multiply
    93,431,175.96x = 128,916,323.10 × 52,171,719.96
  4. Step 4: Simplify right side
    93,431,175.96x = 6,725,786,307,046,079
  5. Step 5: Solve for x
    x = 6,725,786,307,046,079/93,431,175.96
  6. Step 6: Final answer
    x = 71,986,531.67

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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.