Finding the Fourth Proportional to 1,569,986,492.54, 2,166,595,888.07 and 865,163,696
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Solution
The fourth proportional to 1,569,986,492.54, 2,166,595,888.07 and 865,163,696 is: 1,193,933,906.54
Step by Step Solution
- Step 1: Write the proportion equation
1,569,986,492.54 : 2,166,595,888.07 = 865,163,696 : x - Step 2: Convert to fraction form
1,569,986,492.54/2,166,595,888.07 = 865,163,696/x - Step 3: Cross multiply
1,569,986,492.54x = 2,166,595,888.07 × 865,163,696 - Step 4: Simplify right side
1,569,986,492.54x = 1,874,460,106,261,043,712 - Step 5: Solve for x
x = 1,874,460,106,261,043,712/1,569,986,492.54 - Step 6: Final answer
x = 1,193,933,906.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.