Finding the Fourth Proportional to 414,763,346.26, 572,390,806.53 and 238,551,390.82
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Solution
The fourth proportional to 414,763,346.26, 572,390,806.53 and 238,551,390.82 is: 329,210,920.45
Step by Step Solution
- Step 1: Write the proportion equation
414,763,346.26 : 572,390,806.53 = 238,551,390.82 : x - Step 2: Convert to fraction form
414,763,346.26/572,390,806.53 = 238,551,390.82/x - Step 3: Cross multiply
414,763,346.26x = 572,390,806.53 × 238,551,390.82 - Step 4: Simplify right side
414,763,346.26x = 136,544,622,990,313,024 - Step 5: Solve for x
x = 136,544,622,990,313,024/414,763,346.26 - Step 6: Final answer
x = 329,210,920.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.