Home / 93,302,573.48-128,783,161.12-54,156,961.72

Finding the Fourth Proportional to 93,302,573.48, 128,783,161.12 and 54,156,961.72

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Solution

The fourth proportional to 93,302,573.48, 128,783,161.12 and 54,156,961.72 is: 74,751,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,302,573.48 : 128,783,161.12 = 54,156,961.72 : x
  2. Step 2: Convert to fraction form
    93,302,573.48/128,783,161.12 = 54,156,961.72/x
  3. Step 3: Cross multiply
    93,302,573.48x = 128,783,161.12 × 54,156,961.72
  4. Step 4: Simplify right side
    93,302,573.48x = 6,974,504,726,956,432
  5. Step 5: Solve for x
    x = 6,974,504,726,956,432/93,302,573.48
  6. Step 6: Final answer
    x = 74,751,472.19

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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.