Finding the Fourth Proportional to 1,399,889,169.07, 2,098,366,980.90 and 652,288,583.50
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Solution
The fourth proportional to 1,399,889,169.07, 2,098,366,980.90 and 652,288,583.50 is: 977,749,421.79
Step by Step Solution
- Step 1: Write the proportion equation
1,399,889,169.07 : 2,098,366,980.90 = 652,288,583.50 : x - Step 2: Convert to fraction form
1,399,889,169.07/2,098,366,980.90 = 652,288,583.50/x - Step 3: Cross multiply
1,399,889,169.07x = 2,098,366,980.90 × 652,288,583.50 - Step 4: Simplify right side
1,399,889,169.07x = 1,368,740,825,634,432,512 - Step 5: Solve for x
x = 1,368,740,825,634,432,512/1,399,889,169.07 - Step 6: Final answer
x = 977,749,421.79
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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.