Finding the Fourth Proportional to 1,624,844,733.68, 2,435,566,028.40 and 679,984,173.40
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Solution
The fourth proportional to 1,624,844,733.68, 2,435,566,028.40 and 679,984,173.40 is: 1,019,264,375.39
Step by Step Solution
- Step 1: Write the proportion equation
1,624,844,733.68 : 2,435,566,028.40 = 679,984,173.40 : x - Step 2: Convert to fraction form
1,624,844,733.68/2,435,566,028.40 = 679,984,173.40/x - Step 3: Cross multiply
1,624,844,733.68x = 2,435,566,028.40 × 679,984,173.40 - Step 4: Simplify right side
1,624,844,733.68x = 1,656,146,352,581,112,064 - Step 5: Solve for x
x = 1,656,146,352,581,112,064/1,624,844,733.68 - Step 6: Final answer
x = 1,019,264,375.39
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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.