Finding the Fourth Proportional to 155,159,049.10, 214,323,876.48 and 115,006,443.26
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Solution
The fourth proportional to 155,159,049.10, 214,323,876.48 and 115,006,443.26 is: 158,860,387.99
Step by Step Solution
- Step 1: Write the proportion equation
155,159,049.10 : 214,323,876.48 = 115,006,443.26 : x - Step 2: Convert to fraction form
155,159,049.10/214,323,876.48 = 115,006,443.26/x - Step 3: Cross multiply
155,159,049.10x = 214,323,876.48 × 115,006,443.26 - Step 4: Simplify right side
155,159,049.10x = 24,648,626,739,660,368 - Step 5: Solve for x
x = 24,648,626,739,660,368/155,159,049.10 - Step 6: Final answer
x = 158,860,387.99
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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.