Finding the Fourth Proportional to 331,513,545.40, 497,185,496.66 and 98,289,721.44
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Solution
The fourth proportional to 331,513,545.40, 497,185,496.66 and 98,289,721.44 is: 147,409,433.64
Step by Step Solution
- Step 1: Write the proportion equation
331,513,545.40 : 497,185,496.66 = 98,289,721.44 : x - Step 2: Convert to fraction form
331,513,545.40/497,185,496.66 = 98,289,721.44/x - Step 3: Cross multiply
331,513,545.40x = 497,185,496.66 × 98,289,721.44 - Step 4: Simplify right side
331,513,545.40x = 48,868,223,970,965,176 - Step 5: Solve for x
x = 48,868,223,970,965,176/331,513,545.40 - Step 6: Final answer
x = 147,409,433.64
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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.