Finding the Fourth Proportional to 96,998,641.68, 133,838,143.32 and 55,737,562.44
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Solution
The fourth proportional to 96,998,641.68, 133,838,143.32 and 55,737,562.44 is: 76,906,353.95
Step by Step Solution
- Step 1: Write the proportion equation
96,998,641.68 : 133,838,143.32 = 55,737,562.44 : x - Step 2: Convert to fraction form
96,998,641.68/133,838,143.32 = 55,737,562.44/x - Step 3: Cross multiply
96,998,641.68x = 133,838,143.32 × 55,737,562.44 - Step 4: Simplify right side
96,998,641.68x = 7,459,811,869,639,813 - Step 5: Solve for x
x = 7,459,811,869,639,813/96,998,641.68 - Step 6: Final answer
x = 76,906,353.95
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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.