Home / 164,016,186.30-246,024,279.45-66,939,630.30

Finding the Fourth Proportional to 164,016,186.30, 246,024,279.45 and 66,939,630.30

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Solution

The fourth proportional to 164,016,186.30, 246,024,279.45 and 66,939,630.30 is: 100,409,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,016,186.30 : 246,024,279.45 = 66,939,630.30 : x
  2. Step 2: Convert to fraction form
    164,016,186.30/246,024,279.45 = 66,939,630.30/x
  3. Step 3: Cross multiply
    164,016,186.30x = 246,024,279.45 × 66,939,630.30
  4. Step 4: Simplify right side
    164,016,186.30x = 16,468,774,311,206,886
  5. Step 5: Solve for x
    x = 16,468,774,311,206,886/164,016,186.30
  6. Step 6: Final answer
    x = 100,409,445.45

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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.