Finding the Fourth Proportional to 112,364,553.70, 168,546,830.55 and 57,700,926.10
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Solution
The fourth proportional to 112,364,553.70, 168,546,830.55 and 57,700,926.10 is: 86,551,389.15
Step by Step Solution
- Step 1: Write the proportion equation
112,364,553.70 : 168,546,830.55 = 57,700,926.10 : x - Step 2: Convert to fraction form
112,364,553.70/168,546,830.55 = 57,700,926.10/x - Step 3: Cross multiply
112,364,553.70x = 168,546,830.55 × 57,700,926.10 - Step 4: Simplify right side
112,364,553.70x = 9,725,308,213,954,774 - Step 5: Solve for x
x = 9,725,308,213,954,774/112,364,553.70 - Step 6: Final answer
x = 86,551,389.15
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.