Finding the Fourth Proportional to 102,838,640.68, 154,258,864.98 and 26,161,750
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Solution
The fourth proportional to 102,838,640.68, 154,258,864.98 and 26,161,750 is: 39,242,854.96
Step by Step Solution
- Step 1: Write the proportion equation
102,838,640.68 : 154,258,864.98 = 26,161,750 : x - Step 2: Convert to fraction form
102,838,640.68/154,258,864.98 = 26,161,750/x - Step 3: Cross multiply
102,838,640.68x = 154,258,864.98 × 26,161,750 - Step 4: Simplify right side
102,838,640.68x = 4,035,681,860,890,514.50 - Step 5: Solve for x
x = 4,035,681,860,890,514.50/102,838,640.68 - Step 6: Final answer
x = 39,242,854.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.