Finding the Fourth Proportional to 1,063,757,857.23, 1,596,258,573.80 and 768,361,691.79
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Solution
The fourth proportional to 1,063,757,857.23, 1,596,258,573.80 and 768,361,691.79 is: 1,152,991,660.61
Step by Step Solution
- Step 1: Write the proportion equation
1,063,757,857.23 : 1,596,258,573.80 = 768,361,691.79 : x - Step 2: Convert to fraction form
1,063,757,857.23/1,596,258,573.80 = 768,361,691.79/x - Step 3: Cross multiply
1,063,757,857.23x = 1,596,258,573.80 × 768,361,691.79 - Step 4: Simplify right side
1,063,757,857.23x = 1,226,503,938,295,418,880 - Step 5: Solve for x
x = 1,226,503,938,295,418,880/1,063,757,857.23 - Step 6: Final answer
x = 1,152,991,660.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.