Home / 3,072,049,147.20-4,239,435,192.44-1,662,368,236.76

Finding the Fourth Proportional to 3,072,049,147.20, 4,239,435,192.44 and 1,662,368,236.76

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Solution

The fourth proportional to 3,072,049,147.20, 4,239,435,192.44 and 1,662,368,236.76 is: 2,294,072,154.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,049,147.20 : 4,239,435,192.44 = 1,662,368,236.76 : x
  2. Step 2: Convert to fraction form
    3,072,049,147.20/4,239,435,192.44 = 1,662,368,236.76/x
  3. Step 3: Cross multiply
    3,072,049,147.20x = 4,239,435,192.44 × 1,662,368,236.76
  4. Step 4: Simplify right side
    3,072,049,147.20x = 7,047,502,405,714,774,016
  5. Step 5: Solve for x
    x = 7,047,502,405,714,774,016/3,072,049,147.20
  6. Step 6: Final answer
    x = 2,294,072,154.46

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Double scale
Find fourth proportional to 3,072,049,148.20, 4,239,435,193.82 and 1,662,368,237.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.