Finding the Fourth Proportional to 995,802,716.48, 1,374,827,929.35 and 633,900,877.61
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Solution
The fourth proportional to 995,802,716.48, 1,374,827,929.35 and 633,900,877.61 is: 875,178,001.18
Step by Step Solution
- Step 1: Write the proportion equation
995,802,716.48 : 1,374,827,929.35 = 633,900,877.61 : x - Step 2: Convert to fraction form
995,802,716.48/1,374,827,929.35 = 633,900,877.61/x - Step 3: Cross multiply
995,802,716.48x = 1,374,827,929.35 × 633,900,877.61 - Step 4: Simplify right side
995,802,716.48x = 871,504,630,977,704,064 - Step 5: Solve for x
x = 871,504,630,977,704,064/995,802,716.48 - Step 6: Final answer
x = 875,178,001.18
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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.