Finding the Fourth Proportional to 98,293,735,923.84, 135,644,389,879.68 and 53,182,472,927.04
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Solution
The fourth proportional to 98,293,735,923.84, 135,644,389,879.68 and 53,182,472,927.04 is: 73,391,290,143.56
Step by Step Solution
- Step 1: Write the proportion equation
98,293,735,923.84 : 135,644,389,879.68 = 53,182,472,927.04 : x - Step 2: Convert to fraction form
98,293,735,923.84/135,644,389,879.68 = 53,182,472,927.04/x - Step 3: Cross multiply
98,293,735,923.84x = 135,644,389,879.68 × 53,182,472,927.04 - Step 4: Simplify right side
98,293,735,923.84x = 7,213,904,092,480,940,277,760 - Step 5: Solve for x
x = 7,213,904,092,480,940,277,760/98,293,735,923.84 - Step 6: Final answer
x = 73,391,290,143.56
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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.