Finding the Fourth Proportional to 2,816,831,875.80, 4,225,247,813.70 and 1,769,255,376.60
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Solution
The fourth proportional to 2,816,831,875.80, 4,225,247,813.70 and 1,769,255,376.60 is: 2,653,883,064.90
Step by Step Solution
- Step 1: Write the proportion equation
2,816,831,875.80 : 4,225,247,813.70 = 1,769,255,376.60 : x - Step 2: Convert to fraction form
2,816,831,875.80/4,225,247,813.70 = 1,769,255,376.60/x - Step 3: Cross multiply
2,816,831,875.80x = 4,225,247,813.70 × 1,769,255,376.60 - Step 4: Simplify right side
2,816,831,875.80x = 7,475,542,411,856,119,808 - Step 5: Solve for x
x = 7,475,542,411,856,119,808/2,816,831,875.80 - Step 6: Final answer
x = 2,653,883,064.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.