Finding the Fourth Proportional to 124,079,655.15, 186,120,495.23 and 42,217,137.99
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Solution
The fourth proportional to 124,079,655.15, 186,120,495.23 and 42,217,137.99 is: 63,326,051.48
Step by Step Solution
- Step 1: Write the proportion equation
124,079,655.15 : 186,120,495.23 = 42,217,137.99 : x - Step 2: Convert to fraction form
124,079,655.15/186,120,495.23 = 42,217,137.99/x - Step 3: Cross multiply
124,079,655.15x = 186,120,495.23 × 42,217,137.99 - Step 4: Simplify right side
124,079,655.15x = 7,857,474,629,680,961 - Step 5: Solve for x
x = 7,857,474,629,680,961/124,079,655.15 - Step 6: Final answer
x = 63,326,051.48
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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.