Finding the Fourth Proportional to 374,577,259.63, 516,917,724.22 and 207,325,137.46
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Solution
The fourth proportional to 374,577,259.63, 516,917,724.22 and 207,325,137.46 is: 286,109,301.82
Step by Step Solution
- Step 1: Write the proportion equation
374,577,259.63 : 516,917,724.22 = 207,325,137.46 : x - Step 2: Convert to fraction form
374,577,259.63/516,917,724.22 = 207,325,137.46/x - Step 3: Cross multiply
374,577,259.63x = 516,917,724.22 × 207,325,137.46 - Step 4: Simplify right side
374,577,259.63x = 107,170,038,229,421,888 - Step 5: Solve for x
x = 107,170,038,229,421,888/374,577,259.63 - Step 6: Final answer
x = 286,109,301.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.