Finding the Fourth Proportional to 89,911,543.33, 124,078,083.29 and 48,658,467.97
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Solution
The fourth proportional to 89,911,543.33, 124,078,083.29 and 48,658,467.97 is: 67,148,768.87
Step by Step Solution
- Step 1: Write the proportion equation
89,911,543.33 : 124,078,083.29 = 48,658,467.97 : x - Step 2: Convert to fraction form
89,911,543.33/124,078,083.29 = 48,658,467.97/x - Step 3: Cross multiply
89,911,543.33x = 124,078,083.29 × 48,658,467.97 - Step 4: Simplify right side
89,911,543.33x = 6,037,449,441,545,457 - Step 5: Solve for x
x = 6,037,449,441,545,457/89,911,543.33 - Step 6: Final answer
x = 67,148,768.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.