Finding the Fourth Proportional to 147,995,656.61, 221,992,259.58 and 115,674,727.19
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Solution
The fourth proportional to 147,995,656.61, 221,992,259.58 and 115,674,727.19 is: 173,511,133.05
Step by Step Solution
- Step 1: Write the proportion equation
147,995,656.61 : 221,992,259.58 = 115,674,727.19 : x - Step 2: Convert to fraction form
147,995,656.61/221,992,259.58 = 115,674,727.19/x - Step 3: Cross multiply
147,995,656.61x = 221,992,259.58 × 115,674,727.19 - Step 4: Simplify right side
147,995,656.61x = 25,678,894,064,098,204 - Step 5: Solve for x
x = 25,678,894,064,098,204/147,995,656.61 - Step 6: Final answer
x = 173,511,133.05
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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.