Finding the Fourth Proportional to 68,435,471.26, 94,409,293.23 and 60,602,965.66
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Solution
The fourth proportional to 68,435,471.26, 94,409,293.23 and 60,602,965.66 is: 83,604,058.69
Step by Step Solution
- Step 1: Write the proportion equation
68,435,471.26 : 94,409,293.23 = 60,602,965.66 : x - Step 2: Convert to fraction form
68,435,471.26/94,409,293.23 = 60,602,965.66/x - Step 3: Cross multiply
68,435,471.26x = 94,409,293.23 × 60,602,965.66 - Step 4: Simplify right side
68,435,471.26x = 5,721,483,155,602,560 - Step 5: Solve for x
x = 5,721,483,155,602,560/68,435,471.26 - Step 6: Final answer
x = 83,604,058.69
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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.