Finding the Fourth Proportional to 247,326,088.10, 370,989,132.15 and 161,232,646.10
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Solution
The fourth proportional to 247,326,088.10, 370,989,132.15 and 161,232,646.10 is: 241,848,969.15
Step by Step Solution
- Step 1: Write the proportion equation
247,326,088.10 : 370,989,132.15 = 161,232,646.10 : x - Step 2: Convert to fraction form
247,326,088.10/370,989,132.15 = 161,232,646.10/x - Step 3: Cross multiply
247,326,088.10x = 370,989,132.15 × 161,232,646.10 - Step 4: Simplify right side
247,326,088.10x = 59,815,559,450,887,080 - Step 5: Solve for x
x = 59,815,559,450,887,080/247,326,088.10 - Step 6: Final answer
x = 241,848,969.15
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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.