Finding the Fourth Proportional to 1,683,281,893.10, 2,323,000,752 and 940,725,933.98
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Solution
The fourth proportional to 1,683,281,893.10, 2,323,000,752 and 940,725,933.98 is: 1,298,241,881.54
Step by Step Solution
- Step 1: Write the proportion equation
1,683,281,893.10 : 2,323,000,752 = 940,725,933.98 : x - Step 2: Convert to fraction form
1,683,281,893.10/2,323,000,752 = 940,725,933.98/x - Step 3: Cross multiply
1,683,281,893.10x = 2,323,000,752 × 940,725,933.98 - Step 4: Simplify right side
1,683,281,893.10x = 2,185,307,052,061,442,304 - Step 5: Solve for x
x = 2,185,307,052,061,442,304/1,683,281,893.10 - Step 6: Final answer
x = 1,298,241,881.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.