Finding the Fourth Proportional to 433,847,402.37, 598,892,637.87 and 292,909,552.56
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Solution
The fourth proportional to 433,847,402.37, 598,892,637.87 and 292,909,552.56 is: 404,338,884.21
Step by Step Solution
- Step 1: Write the proportion equation
433,847,402.37 : 598,892,637.87 = 292,909,552.56 : x - Step 2: Convert to fraction form
433,847,402.37/598,892,637.87 = 292,909,552.56/x - Step 3: Cross multiply
433,847,402.37x = 598,892,637.87 × 292,909,552.56 - Step 4: Simplify right side
433,847,402.37x = 175,421,374,589,979,808 - Step 5: Solve for x
x = 175,421,374,589,979,808/433,847,402.37 - Step 6: Final answer
x = 404,338,884.21
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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.