Finding the Fourth Proportional to 1,403,776,174.95, 2,102,322,096.30 and 812,319,588.39
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Solution
The fourth proportional to 1,403,776,174.95, 2,102,322,096.30 and 812,319,588.39 is: 1,216,545,379.81
Step by Step Solution
- Step 1: Write the proportion equation
1,403,776,174.95 : 2,102,322,096.30 = 812,319,588.39 : x - Step 2: Convert to fraction form
1,403,776,174.95/2,102,322,096.30 = 812,319,588.39/x - Step 3: Cross multiply
1,403,776,174.95x = 2,102,322,096.30 × 812,319,588.39 - Step 4: Simplify right side
1,403,776,174.95x = 1,707,757,419,929,617,920 - Step 5: Solve for x
x = 1,707,757,419,929,617,920/1,403,776,174.95 - Step 6: Final answer
x = 1,216,545,379.81
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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.