Finding the Fourth Proportional to 7,513,671,982.17, 10,369,823,926.73 and 4,543,469,490.81
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Solution
The fourth proportional to 7,513,671,982.17, 10,369,823,926.73 and 4,543,469,490.81 is: 6,270,566,341.99
Step by Step Solution
- Step 1: Write the proportion equation
7,513,671,982.17 : 10,369,823,926.73 = 4,543,469,490.81 : x - Step 2: Convert to fraction form
7,513,671,982.17/10,369,823,926.73 = 4,543,469,490.81/x - Step 3: Cross multiply
7,513,671,982.17x = 10,369,823,926.73 × 4,543,469,490.81 - Step 4: Simplify right side
7,513,671,982.17x = 47,114,978,636,169,306,112 - Step 5: Solve for x
x = 47,114,978,636,169,306,112/7,513,671,982.17 - Step 6: Final answer
x = 6,270,566,341.99
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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.