Finding the Fourth Proportional to 84,260,316,917.97, 126,377,021,279.12 and 24,555,013,458.28
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Solution
The fourth proportional to 84,260,316,917.97, 126,377,021,279.12 and 24,555,013,458.28 is: 36,828,599,414.68
Step by Step Solution
- Step 1: Write the proportion equation
84,260,316,917.97 : 126,377,021,279.12 = 24,555,013,458.28 : x - Step 2: Convert to fraction form
84,260,316,917.97/126,377,021,279.12 = 24,555,013,458.28/x - Step 3: Cross multiply
84,260,316,917.97x = 126,377,021,279.12 × 24,555,013,458.28 - Step 4: Simplify right side
84,260,316,917.97x = 3,103,189,458,326,255,566,848 - Step 5: Solve for x
x = 3,103,189,458,326,255,566,848/84,260,316,917.97 - Step 6: Final answer
x = 36,828,599,414.68
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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.