Finding the Fourth Proportional to 194,246,742.60, 291,286,133.10 and 97,164,937.80
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Solution
The fourth proportional to 194,246,742.60, 291,286,133.10 and 97,164,937.80 is: 145,705,398.33
Step by Step Solution
- Step 1: Write the proportion equation
194,246,742.60 : 291,286,133.10 = 97,164,937.80 : x - Step 2: Convert to fraction form
194,246,742.60/291,286,133.10 = 97,164,937.80/x - Step 3: Cross multiply
194,246,742.60x = 291,286,133.10 × 97,164,937.80 - Step 4: Simplify right side
194,246,742.60x = 28,302,799,004,664,024 - Step 5: Solve for x
x = 28,302,799,004,664,024/194,246,742.60 - Step 6: Final answer
x = 145,705,398.33
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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.