Finding the Fourth Proportional to 335,157,118.13, 462,580,856.18 and 221,926,894.74
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Solution
The fourth proportional to 335,157,118.13, 462,580,856.18 and 221,926,894.74 is: 306,301,514.79
Step by Step Solution
- Step 1: Write the proportion equation
335,157,118.13 : 462,580,856.18 = 221,926,894.74 : x - Step 2: Convert to fraction form
335,157,118.13/462,580,856.18 = 221,926,894.74/x - Step 3: Cross multiply
335,157,118.13x = 462,580,856.18 × 221,926,894.74 - Step 4: Simplify right side
335,157,118.13x = 102,659,132,977,296,912 - Step 5: Solve for x
x = 102,659,132,977,296,912/335,157,118.13 - Step 6: Final answer
x = 306,301,514.79
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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.