Home / 93,359,932,201.72-128,836,748,033.79-50,540,413,688.38

Finding the Fourth Proportional to 93,359,932,201.72, 128,836,748,033.79 and 50,540,413,688.38

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Solution

The fourth proportional to 93,359,932,201.72, 128,836,748,033.79 and 50,540,413,688.38 is: 69,745,793,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,359,932,201.72 : 128,836,748,033.79 = 50,540,413,688.38 : x
  2. Step 2: Convert to fraction form
    93,359,932,201.72/128,836,748,033.79 = 50,540,413,688.38/x
  3. Step 3: Cross multiply
    93,359,932,201.72x = 128,836,748,033.79 × 50,540,413,688.38
  4. Step 4: Simplify right side
    93,359,932,201.72x = 6,511,462,543,893,324,627,968
  5. Step 5: Solve for x
    x = 6,511,462,543,893,324,627,968/93,359,932,201.72
  6. Step 6: Final answer
    x = 69,745,793,407.65

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1.5x scale

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.