Finding the Fourth Proportional to 343,043,014.72, 473,399,000.16 and 186,409,749.08
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Solution
The fourth proportional to 343,043,014.72, 473,399,000.16 and 186,409,749.08 is: 257,245,258.02
Step by Step Solution
- Step 1: Write the proportion equation
343,043,014.72 : 473,399,000.16 = 186,409,749.08 : x - Step 2: Convert to fraction form
343,043,014.72/473,399,000.16 = 186,409,749.08/x - Step 3: Cross multiply
343,043,014.72x = 473,399,000.16 × 186,409,749.08 - Step 4: Simplify right side
343,043,014.72x = 88,246,188,834,548,496 - Step 5: Solve for x
x = 88,246,188,834,548,496/343,043,014.72 - Step 6: Final answer
x = 257,245,258.02
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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.