Finding the Fourth Proportional to 131,552,207,023.98, 181,537,348,536.96 and 74,458,291,697.94
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Solution
The fourth proportional to 131,552,207,023.98, 181,537,348,536.96 and 74,458,291,697.94 is: 102,749,783,961.98
Step by Step Solution
- Step 1: Write the proportion equation
131,552,207,023.98 : 181,537,348,536.96 = 74,458,291,697.94 : x - Step 2: Convert to fraction form
131,552,207,023.98/181,537,348,536.96 = 74,458,291,697.94/x - Step 3: Cross multiply
131,552,207,023.98x = 181,537,348,536.96 × 74,458,291,697.94 - Step 4: Simplify right side
131,552,207,023.98x = 13,516,960,851,435,569,807,360 - Step 5: Solve for x
x = 13,516,960,851,435,569,807,360/131,552,207,023.98 - Step 6: Final answer
x = 102,749,783,961.98
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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.