Finding the Fourth Proportional to 1,531,008,098.70, 2,296,512,148.05 and 1,349,609,570.70
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Solution
The fourth proportional to 1,531,008,098.70, 2,296,512,148.05 and 1,349,609,570.70 is: 2,024,414,356.05
Step by Step Solution
- Step 1: Write the proportion equation
1,531,008,098.70 : 2,296,512,148.05 = 1,349,609,570.70 : x - Step 2: Convert to fraction form
1,531,008,098.70/2,296,512,148.05 = 1,349,609,570.70/x - Step 3: Cross multiply
1,531,008,098.70x = 2,296,512,148.05 × 1,349,609,570.70 - Step 4: Simplify right side
1,531,008,098.70x = 3,099,394,774,237,095,936 - Step 5: Solve for x
x = 3,099,394,774,237,095,936/1,531,008,098.70 - Step 6: Final answer
x = 2,024,414,356.05
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Double scale
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1.5x scale
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.