Finding the Fourth Proportional to 2,836,686,919.80, 4,256,688,475.56 and 2,048,963,811.96
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Solution
The fourth proportional to 2,836,686,919.80, 4,256,688,475.56 and 2,048,963,811.96 is: 3,074,643,375.10
Step by Step Solution
- Step 1: Write the proportion equation
2,836,686,919.80 : 4,256,688,475.56 = 2,048,963,811.96 : x - Step 2: Convert to fraction form
2,836,686,919.80/4,256,688,475.56 = 2,048,963,811.96/x - Step 3: Cross multiply
2,836,686,919.80x = 4,256,688,475.56 × 2,048,963,811.96 - Step 4: Simplify right side
2,836,686,919.80x = 8,721,800,645,209,618,432 - Step 5: Solve for x
x = 8,721,800,645,209,618,432/2,836,686,919.80 - Step 6: Final answer
x = 3,074,643,375.10
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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.