Finding the Fourth Proportional to 248,750,526.92, 343,276,929.56 and 137,241,360.12
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Solution
The fourth proportional to 248,750,526.92, 343,276,929.56 and 137,241,360.12 is: 189,393,740.36
Step by Step Solution
- Step 1: Write the proportion equation
248,750,526.92 : 343,276,929.56 = 137,241,360.12 : x - Step 2: Convert to fraction form
248,750,526.92/343,276,929.56 = 137,241,360.12/x - Step 3: Cross multiply
248,750,526.92x = 343,276,929.56 × 137,241,360.12 - Step 4: Simplify right side
248,750,526.92x = 47,111,792,710,631,832 - Step 5: Solve for x
x = 47,111,792,710,631,832/248,750,526.92 - Step 6: Final answer
x = 189,393,740.36
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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.