Home / 18,776,448,002.20-28,164,672,003.30-9,456,594,741.40

Finding the Fourth Proportional to 18,776,448,002.20, 28,164,672,003.30 and 9,456,594,741.40

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Solution

The fourth proportional to 18,776,448,002.20, 28,164,672,003.30 and 9,456,594,741.40 is: 14,184,892,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,776,448,002.20 : 28,164,672,003.30 = 9,456,594,741.40 : x
  2. Step 2: Convert to fraction form
    18,776,448,002.20/28,164,672,003.30 = 9,456,594,741.40/x
  3. Step 3: Cross multiply
    18,776,448,002.20x = 28,164,672,003.30 × 9,456,594,741.40
  4. Step 4: Simplify right side
    18,776,448,002.20x = 266,341,889,159,662,567,424
  5. Step 5: Solve for x
    x = 266,341,889,159,662,567,424/18,776,448,002.20
  6. Step 6: Final answer
    x = 14,184,892,112.10

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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.