Finding the Fourth Proportional to 4,428,686,039.40, 6,643,985,652.90 and 1,323,582,564.60
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Solution
The fourth proportional to 4,428,686,039.40, 6,643,985,652.90 and 1,323,582,564.60 is: 1,985,659,740.02
Step by Step Solution
- Step 1: Write the proportion equation
4,428,686,039.40 : 6,643,985,652.90 = 1,323,582,564.60 : x - Step 2: Convert to fraction form
4,428,686,039.40/6,643,985,652.90 = 1,323,582,564.60/x - Step 3: Cross multiply
4,428,686,039.40x = 6,643,985,652.90 × 1,323,582,564.60 - Step 4: Simplify right side
4,428,686,039.40x = 8,793,863,569,630,986,240 - Step 5: Solve for x
x = 8,793,863,569,630,986,240/4,428,686,039.40 - Step 6: Final answer
x = 1,985,659,740.02
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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.