Finding the Fourth Proportional to 136,395,702.96, 204,722,901.33 and 84,423,093.09
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Solution
The fourth proportional to 136,395,702.96, 204,722,901.33 and 84,423,093.09 is: 126,714,699.82
Step by Step Solution
- Step 1: Write the proportion equation
136,395,702.96 : 204,722,901.33 = 84,423,093.09 : x - Step 2: Convert to fraction form
136,395,702.96/204,722,901.33 = 84,423,093.09/x - Step 3: Cross multiply
136,395,702.96x = 204,722,901.33 × 84,423,093.09 - Step 4: Simplify right side
136,395,702.96x = 17,283,340,556,637,476 - Step 5: Solve for x
x = 17,283,340,556,637,476/136,395,702.96 - Step 6: Final answer
x = 126,714,699.82
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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.