Home / 111,477,000.10-166,896,635.55-68,430,279.10

Finding the Fourth Proportional to 111,477,000.10, 166,896,635.55 and 68,430,279.10

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Solution

The fourth proportional to 111,477,000.10, 166,896,635.55 and 68,430,279.10 is: 102,449,683.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,477,000.10 : 166,896,635.55 = 68,430,279.10 : x
  2. Step 2: Convert to fraction form
    111,477,000.10/166,896,635.55 = 68,430,279.10/x
  3. Step 3: Cross multiply
    111,477,000.10x = 166,896,635.55 × 68,430,279.10
  4. Step 4: Simplify right side
    111,477,000.10x = 11,420,783,351,537,482
  5. Step 5: Solve for x
    x = 11,420,783,351,537,482/111,477,000.10
  6. Step 6: Final answer
    x = 102,449,683.26

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1.5x scale

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.