Finding the Fourth Proportional to 7,556,598,998.08, 10,427,602,732.32 and 4,341,612,420.16
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Solution
The fourth proportional to 7,556,598,998.08, 10,427,602,732.32 and 4,341,612,420.16 is: 5,991,135,634.78
Step by Step Solution
- Step 1: Write the proportion equation
7,556,598,998.08 : 10,427,602,732.32 = 4,341,612,420.16 : x - Step 2: Convert to fraction form
7,556,598,998.08/10,427,602,732.32 = 4,341,612,420.16/x - Step 3: Cross multiply
7,556,598,998.08x = 10,427,602,732.32 × 4,341,612,420.16 - Step 4: Simplify right side
7,556,598,998.08x = 45,272,609,535,134,859,264 - Step 5: Solve for x
x = 45,272,609,535,134,859,264/7,556,598,998.08 - Step 6: Final answer
x = 5,991,135,634.78
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1.5x scale
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.