Home / 93,302,571.10-128,783,157.84-54,156,959.34

Finding the Fourth Proportional to 93,302,571.10, 128,783,157.84 and 54,156,959.34

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Solution

The fourth proportional to 93,302,571.10, 128,783,157.84 and 54,156,959.34 is: 74,751,468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,302,571.10 : 128,783,157.84 = 54,156,959.34 : x
  2. Step 2: Convert to fraction form
    93,302,571.10/128,783,157.84 = 54,156,959.34/x
  3. Step 3: Cross multiply
    93,302,571.10x = 128,783,157.84 × 54,156,959.34
  4. Step 4: Simplify right side
    93,302,571.10x = 6,974,504,242,817,683
  5. Step 5: Solve for x
    x = 6,974,504,242,817,683/93,302,571.10
  6. Step 6: Final answer
    x = 74,751,468.91

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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.