Finding the Fourth Proportional to 1,726,955,970.28, 2,590,615,395.42 and 562,515,245.80
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Solution
The fourth proportional to 1,726,955,970.28, 2,590,615,395.42 and 562,515,245.80 is: 843,831,968.51
Step by Step Solution
- Step 1: Write the proportion equation
1,726,955,970.28 : 2,590,615,395.42 = 562,515,245.80 : x - Step 2: Convert to fraction form
1,726,955,970.28/2,590,615,395.42 = 562,515,245.80/x - Step 3: Cross multiply
1,726,955,970.28x = 2,590,615,395.42 × 562,515,245.80 - Step 4: Simplify right side
1,726,955,970.28x = 1,457,260,655,927,945,472 - Step 5: Solve for x
x = 1,457,260,655,927,945,472/1,726,955,970.28 - Step 6: Final answer
x = 843,831,968.51
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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.