Finding the Fourth Proportional to 245,465,425.80, 368,157,956.22 and 99,893,107.08
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Solution
The fourth proportional to 245,465,425.80, 368,157,956.22 and 99,893,107.08 is: 149,823,308.20
Step by Step Solution
- Step 1: Write the proportion equation
245,465,425.80 : 368,157,956.22 = 99,893,107.08 : x - Step 2: Convert to fraction form
245,465,425.80/368,157,956.22 = 99,893,107.08/x - Step 3: Cross multiply
245,465,425.80x = 368,157,956.22 × 99,893,107.08 - Step 4: Simplify right side
245,465,425.80x = 36,776,442,143,038,416 - Step 5: Solve for x
x = 36,776,442,143,038,416/245,465,425.80 - Step 6: Final answer
x = 149,823,308.20
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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.