Finding the Fourth Proportional to 189,913,545.92, 284,865,004.44 and 60,528,920.06
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Solution
The fourth proportional to 189,913,545.92, 284,865,004.44 and 60,528,920.06 is: 90,791,686.28
Step by Step Solution
- Step 1: Write the proportion equation
189,913,545.92 : 284,865,004.44 = 60,528,920.06 : x - Step 2: Convert to fraction form
189,913,545.92/284,865,004.44 = 60,528,920.06/x - Step 3: Cross multiply
189,913,545.92x = 284,865,004.44 × 60,528,920.06 - Step 4: Simplify right side
189,913,545.92x = 17,242,571,080,215,980 - Step 5: Solve for x
x = 17,242,571,080,215,980/189,913,545.92 - Step 6: Final answer
x = 90,791,686.28
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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.