Finding the Fourth Proportional to 924,774,129.90, 1,274,953,733.15 and 734,665,929.08
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Solution
The fourth proportional to 924,774,129.90, 1,274,953,733.15 and 734,665,929.08 is: 1,012,858,208.94
Step by Step Solution
- Step 1: Write the proportion equation
924,774,129.90 : 1,274,953,733.15 = 734,665,929.08 : x - Step 2: Convert to fraction form
924,774,129.90/1,274,953,733.15 = 734,665,929.08/x - Step 3: Cross multiply
924,774,129.90x = 1,274,953,733.15 × 734,665,929.08 - Step 4: Simplify right side
924,774,129.90x = 936,665,068,888,611,072 - Step 5: Solve for x
x = 936,665,068,888,611,072/924,774,129.90 - Step 6: Final answer
x = 1,012,858,208.94
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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.