Finding the Fourth Proportional to 88,580,734.90, 132,871,102.35 and 40,804,990.90
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Solution
The fourth proportional to 88,580,734.90, 132,871,102.35 and 40,804,990.90 is: 61,207,486.35
Step by Step Solution
- Step 1: Write the proportion equation
88,580,734.90 : 132,871,102.35 = 40,804,990.90 : x - Step 2: Convert to fraction form
88,580,734.90/132,871,102.35 = 40,804,990.90/x - Step 3: Cross multiply
88,580,734.90x = 132,871,102.35 × 40,804,990.90 - Step 4: Simplify right side
88,580,734.90x = 5,421,804,122,264,718 - Step 5: Solve for x
x = 5,421,804,122,264,718/88,580,734.90 - Step 6: Final answer
x = 61,207,486.35
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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.