Finding the Fourth Proportional to 651,440,522.05, 898,688,318.92 and 577,176,825.49
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Solution
The fourth proportional to 651,440,522.05, 898,688,318.92 and 577,176,825.49 is: 796,238,572.00
Step by Step Solution
- Step 1: Write the proportion equation
651,440,522.05 : 898,688,318.92 = 577,176,825.49 : x - Step 2: Convert to fraction form
651,440,522.05/898,688,318.92 = 577,176,825.49/x - Step 3: Cross multiply
651,440,522.05x = 898,688,318.92 × 577,176,825.49 - Step 4: Simplify right side
651,440,522.05x = 518,702,071,019,190,272 - Step 5: Solve for x
x = 518,702,071,019,190,272/651,440,522.05 - Step 6: Final answer
x = 796,238,572.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.