Finding the Fourth Proportional to 180,423,723.83, 248,985,625.37 and 97,917,603.35
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Solution
The fourth proportional to 180,423,723.83, 248,985,625.37 and 97,917,603.35 is: 135,126,773.72
Step by Step Solution
- Step 1: Write the proportion equation
180,423,723.83 : 248,985,625.37 = 97,917,603.35 : x - Step 2: Convert to fraction form
180,423,723.83/248,985,625.37 = 97,917,603.35/x - Step 3: Cross multiply
180,423,723.83x = 248,985,625.37 × 97,917,603.35 - Step 4: Simplify right side
180,423,723.83x = 24,380,075,703,096,840 - Step 5: Solve for x
x = 24,380,075,703,096,840/180,423,723.83 - Step 6: Final answer
x = 135,126,773.72
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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.