Finding the Fourth Proportional to 506,617,727.84, 698,772,052.05 and 464,936,391.94
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Solution
The fourth proportional to 506,617,727.84, 698,772,052.05 and 464,936,391.94 is: 641,281,460.98
Step by Step Solution
- Step 1: Write the proportion equation
506,617,727.84 : 698,772,052.05 = 464,936,391.94 : x - Step 2: Convert to fraction form
506,617,727.84/698,772,052.05 = 464,936,391.94/x - Step 3: Cross multiply
506,617,727.84x = 698,772,052.05 × 464,936,391.94 - Step 4: Simplify right side
506,617,727.84x = 324,884,556,668,636,864 - Step 5: Solve for x
x = 324,884,556,668,636,864/506,617,727.84 - Step 6: Final answer
x = 641,281,460.98
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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.