Home / 93,302,333.23-128,782,832.49-54,156,721.32

Finding the Fourth Proportional to 93,302,333.23, 128,782,832.49 and 54,156,721.32

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Solution

The fourth proportional to 93,302,333.23, 128,782,832.49 and 54,156,721.32 is: 74,751,142.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,302,333.23 : 128,782,832.49 = 54,156,721.32 : x
  2. Step 2: Convert to fraction form
    93,302,333.23/128,782,832.49 = 54,156,721.32/x
  3. Step 3: Cross multiply
    93,302,333.23x = 128,782,832.49 × 54,156,721.32
  4. Step 4: Simplify right side
    93,302,333.23x = 6,974,455,970,171,128
  5. Step 5: Solve for x
    x = 6,974,455,970,171,128/93,302,333.23
  6. Step 6: Final answer
    x = 74,751,142.11

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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.