Finding the Fourth Proportional to 364,879,444.05, 503,533,473.75 and 197,615,713.05
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Solution
The fourth proportional to 364,879,444.05, 503,533,473.75 and 197,615,713.05 is: 272,709,597.87
Step by Step Solution
- Step 1: Write the proportion equation
364,879,444.05 : 503,533,473.75 = 197,615,713.05 : x - Step 2: Convert to fraction form
364,879,444.05/503,533,473.75 = 197,615,713.05/x - Step 3: Cross multiply
364,879,444.05x = 503,533,473.75 × 197,615,713.05 - Step 4: Simplify right side
364,879,444.05x = 99,506,126,459,649,712 - Step 5: Solve for x
x = 99,506,126,459,649,712/364,879,444.05 - Step 6: Final answer
x = 272,709,597.87
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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.