Home / 10,451,232,005.20-15,676,848,007.80-4,646,479,109.20

Finding the Fourth Proportional to 10,451,232,005.20, 15,676,848,007.80 and 4,646,479,109.20

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Solution

The fourth proportional to 10,451,232,005.20, 15,676,848,007.80 and 4,646,479,109.20 is: 6,969,718,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451,232,005.20 : 15,676,848,007.80 = 4,646,479,109.20 : x
  2. Step 2: Convert to fraction form
    10,451,232,005.20/15,676,848,007.80 = 4,646,479,109.20/x
  3. Step 3: Cross multiply
    10,451,232,005.20x = 15,676,848,007.80 × 4,646,479,109.20
  4. Step 4: Simplify right side
    10,451,232,005.20x = 72,842,146,766,346,330,112
  5. Step 5: Solve for x
    x = 72,842,146,766,346,330,112/10,451,232,005.20
  6. Step 6: Final answer
    x = 6,969,718,663.80

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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.