Finding the Fourth Proportional to 1,770,189,631.45, 2,653,975,420.65 and 1,070,526,220.26
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Solution
The fourth proportional to 1,770,189,631.45, 2,653,975,420.65 and 1,070,526,220.26 is: 1,604,997,693.61
Step by Step Solution
- Step 1: Write the proportion equation
1,770,189,631.45 : 2,653,975,420.65 = 1,070,526,220.26 : x - Step 2: Convert to fraction form
1,770,189,631.45/2,653,975,420.65 = 1,070,526,220.26/x - Step 3: Cross multiply
1,770,189,631.45x = 2,653,975,420.65 × 1,070,526,220.26 - Step 4: Simplify right side
1,770,189,631.45x = 2,841,150,275,721,303,040 - Step 5: Solve for x
x = 2,841,150,275,721,303,040/1,770,189,631.45 - Step 6: Final answer
x = 1,604,997,693.61
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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.