Finding the Fourth Proportional to 6,914,775,541.68, 10,371,465,270.72 and 4,688,119,792.80
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Solution
The fourth proportional to 6,914,775,541.68, 10,371,465,270.72 and 4,688,119,792.80 is: 7,031,706,426.76
Step by Step Solution
- Step 1: Write the proportion equation
6,914,775,541.68 : 10,371,465,270.72 = 4,688,119,792.80 : x - Step 2: Convert to fraction form
6,914,775,541.68/10,371,465,270.72 = 4,688,119,792.80/x - Step 3: Cross multiply
6,914,775,541.68x = 10,371,465,270.72 × 4,688,119,792.80 - Step 4: Simplify right side
6,914,775,541.68x = 48,622,671,616,000,237,568 - Step 5: Solve for x
x = 48,622,671,616,000,237,568/6,914,775,541.68 - Step 6: Final answer
x = 7,031,706,426.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.