Home / 93,255,121.80-139,882,682.70-66,045,342.60

Finding the Fourth Proportional to 93,255,121.80, 139,882,682.70 and 66,045,342.60

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Solution

The fourth proportional to 93,255,121.80, 139,882,682.70 and 66,045,342.60 is: 99,068,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,255,121.80 : 139,882,682.70 = 66,045,342.60 : x
  2. Step 2: Convert to fraction form
    93,255,121.80/139,882,682.70 = 66,045,342.60/x
  3. Step 3: Cross multiply
    93,255,121.80x = 139,882,682.70 × 66,045,342.60
  4. Step 4: Simplify right side
    93,255,121.80x = 9,238,599,702,728,592
  5. Step 5: Solve for x
    x = 9,238,599,702,728,592/93,255,121.80
  6. Step 6: Final answer
    x = 99,068,013.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.