Finding the Fourth Proportional to 67,695,266,201.13, 101,543,332,009.65 and 19,888,080,070.26
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Solution
The fourth proportional to 67,695,266,201.13, 101,543,332,009.65 and 19,888,080,070.26 is: 29,832,247,229.94
Step by Step Solution
- Step 1: Write the proportion equation
67,695,266,201.13 : 101,543,332,009.65 = 19,888,080,070.26 : x - Step 2: Convert to fraction form
67,695,266,201.13/101,543,332,009.65 = 19,888,080,070.26/x - Step 3: Cross multiply
67,695,266,201.13x = 101,543,332,009.65 × 19,888,080,070.26 - Step 4: Simplify right side
67,695,266,201.13x = 2,019,501,917,608,914,190,336 - Step 5: Solve for x
x = 2,019,501,917,608,914,190,336/67,695,266,201.13 - Step 6: Final answer
x = 29,832,247,229.94
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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.