Finding the Fourth Proportional to 91,214,065.08, 125,873,854.74 and 49,397,791.14
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Solution
The fourth proportional to 91,214,065.08, 125,873,854.74 and 49,397,791.14 is: 68,168,109.61
Step by Step Solution
- Step 1: Write the proportion equation
91,214,065.08 : 125,873,854.74 = 49,397,791.14 : x - Step 2: Convert to fraction form
91,214,065.08/125,873,854.74 = 49,397,791.14/x - Step 3: Cross multiply
91,214,065.08x = 125,873,854.74 × 49,397,791.14 - Step 4: Simplify right side
91,214,065.08x = 6,217,890,386,433,219 - Step 5: Solve for x
x = 6,217,890,386,433,219/91,214,065.08 - Step 6: Final answer
x = 68,168,109.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.