Finding the Fourth Proportional to 194,862,248.64, 292,258,052.91 and 78,272,906.85
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Solution
The fourth proportional to 194,862,248.64, 292,258,052.91 and 78,272,906.85 is: 117,395,172.80
Step by Step Solution
- Step 1: Write the proportion equation
194,862,248.64 : 292,258,052.91 = 78,272,906.85 : x - Step 2: Convert to fraction form
194,862,248.64/292,258,052.91 = 78,272,906.85/x - Step 3: Cross multiply
194,862,248.64x = 292,258,052.91 × 78,272,906.85 - Step 4: Simplify right side
194,862,248.64x = 22,875,887,351,586,800 - Step 5: Solve for x
x = 22,875,887,351,586,800/194,862,248.64 - Step 6: Final answer
x = 117,395,172.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.