Finding the Fourth Proportional to 141,883,792.68, 212,723,545.64 and 87,183,359.39
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Solution
The fourth proportional to 141,883,792.68, 212,723,545.64 and 87,183,359.39 is: 130,712,275.01
Step by Step Solution
- Step 1: Write the proportion equation
141,883,792.68 : 212,723,545.64 = 87,183,359.39 : x - Step 2: Convert to fraction form
141,883,792.68/212,723,545.64 = 87,183,359.39/x - Step 3: Cross multiply
141,883,792.68x = 212,723,545.64 × 87,183,359.39 - Step 4: Simplify right side
141,883,792.68x = 18,545,953,328,747,652 - Step 5: Solve for x
x = 18,545,953,328,747,652/141,883,792.68 - Step 6: Final answer
x = 130,712,275.01
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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.