Finding the Fourth Proportional to 1,396,467,636.36, 2,094,916,688.14 and 476,128,741.38
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Solution
The fourth proportional to 1,396,467,636.36, 2,094,916,688.14 and 476,128,741.38 is: 714,266,496.44
Step by Step Solution
- Step 1: Write the proportion equation
1,396,467,636.36 : 2,094,916,688.14 = 476,128,741.38 : x - Step 2: Convert to fraction form
1,396,467,636.36/2,094,916,688.14 = 476,128,741.38/x - Step 3: Cross multiply
1,396,467,636.36x = 2,094,916,688.14 × 476,128,741.38 - Step 4: Simplify right side
1,396,467,636.36x = 997,450,046,020,056,192 - Step 5: Solve for x
x = 997,450,046,020,056,192/1,396,467,636.36 - Step 6: Final answer
x = 714,266,496.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.