Home / 93,321,000.15-139,981,500.23-74,047,406.55

Finding the Fourth Proportional to 93,321,000.15, 139,981,500.23 and 74,047,406.55

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Solution

The fourth proportional to 93,321,000.15, 139,981,500.23 and 74,047,406.55 is: 111,071,109.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,321,000.15 : 139,981,500.23 = 74,047,406.55 : x
  2. Step 2: Convert to fraction form
    93,321,000.15/139,981,500.23 = 74,047,406.55/x
  3. Step 3: Cross multiply
    93,321,000.15x = 139,981,500.23 × 74,047,406.55
  4. Step 4: Simplify right side
    93,321,000.15x = 10,365,267,056,639,490
  5. Step 5: Solve for x
    x = 10,365,267,056,639,490/93,321,000.15
  6. Step 6: Final answer
    x = 111,071,109.83

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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.