Home / 93,302,573.10-128,783,160.60-54,156,961.35

Finding the Fourth Proportional to 93,302,573.10, 128,783,160.60 and 54,156,961.35

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Solution

The fourth proportional to 93,302,573.10, 128,783,160.60 and 54,156,961.35 is: 74,751,471.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,302,573.10 : 128,783,160.60 = 54,156,961.35 : x
  2. Step 2: Convert to fraction form
    93,302,573.10/128,783,160.60 = 54,156,961.35/x
  3. Step 3: Cross multiply
    93,302,573.10x = 128,783,160.60 × 54,156,961.35
  4. Step 4: Simplify right side
    93,302,573.10x = 6,974,504,651,145,043
  5. Step 5: Solve for x
    x = 6,974,504,651,145,043/93,302,573.10
  6. Step 6: Final answer
    x = 74,751,471.68

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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.