Finding the Fourth Proportional to 1,831,073,125.60, 2,746,609,688.40 and 1,057,106,072.80
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Solution
The fourth proportional to 1,831,073,125.60, 2,746,609,688.40 and 1,057,106,072.80 is: 1,585,659,109.20
Step by Step Solution
- Step 1: Write the proportion equation
1,831,073,125.60 : 2,746,609,688.40 = 1,057,106,072.80 : x - Step 2: Convert to fraction form
1,831,073,125.60/2,746,609,688.40 = 1,057,106,072.80/x - Step 3: Cross multiply
1,831,073,125.60x = 2,746,609,688.40 × 1,057,106,072.80 - Step 4: Simplify right side
1,831,073,125.60x = 2,903,457,781,218,955,776 - Step 5: Solve for x
x = 2,903,457,781,218,955,776/1,831,073,125.60 - Step 6: Final answer
x = 1,585,659,109.20
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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.