Finding the Fourth Proportional to 367,551,023.20, 551,326,534.80 and 137,490,214.30
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Solution
The fourth proportional to 367,551,023.20, 551,326,534.80 and 137,490,214.30 is: 206,235,321.45
Step by Step Solution
- Step 1: Write the proportion equation
367,551,023.20 : 551,326,534.80 = 137,490,214.30 : x - Step 2: Convert to fraction form
367,551,023.20/551,326,534.80 = 137,490,214.30/x - Step 3: Cross multiply
367,551,023.20x = 551,326,534.80 × 137,490,214.30 - Step 4: Simplify right side
367,551,023.20x = 75,802,003,418,928,400 - Step 5: Solve for x
x = 75,802,003,418,928,400/367,551,023.20 - Step 6: Final answer
x = 206,235,321.45
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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.