Finding the Fourth Proportional to 6,355,108,812.65, 8,770,130,478.65 and 3,497,579,926.79
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Solution
The fourth proportional to 6,355,108,812.65, 8,770,130,478.65 and 3,497,579,926.79 is: 4,826,704,502.11
Step by Step Solution
- Step 1: Write the proportion equation
6,355,108,812.65 : 8,770,130,478.65 = 3,497,579,926.79 : x - Step 2: Convert to fraction form
6,355,108,812.65/8,770,130,478.65 = 3,497,579,926.79/x - Step 3: Cross multiply
6,355,108,812.65x = 8,770,130,478.65 × 3,497,579,926.79 - Step 4: Simplify right side
6,355,108,812.65x = 30,674,232,317,420,306,432 - Step 5: Solve for x
x = 30,674,232,317,420,306,432/6,355,108,812.65 - Step 6: Final answer
x = 4,826,704,502.11
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1.5x scale
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.