Finding the Fourth Proportional to 68,593,552.66, 102,755,801.66 and 39,779,152.18
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Solution
The fourth proportional to 68,593,552.66, 102,755,801.66 and 39,779,152.18 is: 59,590,712.44
Step by Step Solution
- Step 1: Write the proportion equation
68,593,552.66 : 102,755,801.66 = 39,779,152.18 : x - Step 2: Convert to fraction form
68,593,552.66/102,755,801.66 = 39,779,152.18/x - Step 3: Cross multiply
68,593,552.66x = 102,755,801.66 × 39,779,152.18 - Step 4: Simplify right side
68,593,552.66x = 4,087,538,671,611,036.50 - Step 5: Solve for x
x = 4,087,538,671,611,036.50/68,593,552.66 - Step 6: Final answer
x = 59,590,712.44
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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.