Finding the Fourth Proportional to 13,153,326,037.66, 19,728,996,731.97 and 4,189,153,062.70
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Solution
The fourth proportional to 13,153,326,037.66, 19,728,996,731.97 and 4,189,153,062.70 is: 6,283,413,552.37
Step by Step Solution
- Step 1: Write the proportion equation
13,153,326,037.66 : 19,728,996,731.97 = 4,189,153,062.70 : x - Step 2: Convert to fraction form
13,153,326,037.66/19,728,996,731.97 = 4,189,153,062.70/x - Step 3: Cross multiply
13,153,326,037.66x = 19,728,996,731.97 × 4,189,153,062.70 - Step 4: Simplify right side
13,153,326,037.66x = 82,647,787,083,730,419,712 - Step 5: Solve for x
x = 82,647,787,083,730,419,712/13,153,326,037.66 - Step 6: Final answer
x = 6,283,413,552.37
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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.