Home / 68,446,948.72-102,670,423.08-16,631,285.15

Finding the Fourth Proportional to 68,446,948.72, 102,670,423.08 and 16,631,285.15

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Solution

The fourth proportional to 68,446,948.72, 102,670,423.08 and 16,631,285.15 is: 24,946,927.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,446,948.72 : 102,670,423.08 = 16,631,285.15 : x
  2. Step 2: Convert to fraction form
    68,446,948.72/102,670,423.08 = 16,631,285.15/x
  3. Step 3: Cross multiply
    68,446,948.72x = 102,670,423.08 × 16,631,285.15
  4. Step 4: Simplify right side
    68,446,948.72x = 1,707,541,082,268,777.50
  5. Step 5: Solve for x
    x = 1,707,541,082,268,777.50/68,446,948.72
  6. Step 6: Final answer
    x = 24,946,927.72

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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.