Finding the Fourth Proportional to 314,935,952.70, 472,403,929.05 and 295,804,076.70
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Solution
The fourth proportional to 314,935,952.70, 472,403,929.05 and 295,804,076.70 is: 443,706,115.05
Step by Step Solution
- Step 1: Write the proportion equation
314,935,952.70 : 472,403,929.05 = 295,804,076.70 : x - Step 2: Convert to fraction form
314,935,952.70/472,403,929.05 = 295,804,076.70/x - Step 3: Cross multiply
314,935,952.70x = 472,403,929.05 × 295,804,076.70 - Step 4: Simplify right side
314,935,952.70x = 139,739,008,062,087,552 - Step 5: Solve for x
x = 139,739,008,062,087,552/314,935,952.70 - Step 6: Final answer
x = 443,706,115.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.