Finding the Fourth Proportional to 2,452,357,778.79, 3,388,680,609.57 and 1,746,283,937.79
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Solution
The fourth proportional to 2,452,357,778.79, 3,388,680,609.57 and 1,746,283,937.79 is: 2,413,024,139.45
Step by Step Solution
- Step 1: Write the proportion equation
2,452,357,778.79 : 3,388,680,609.57 = 1,746,283,937.79 : x - Step 2: Convert to fraction form
2,452,357,778.79/3,388,680,609.57 = 1,746,283,937.79/x - Step 3: Cross multiply
2,452,357,778.79x = 3,388,680,609.57 × 1,746,283,937.79 - Step 4: Simplify right side
2,452,357,778.79x = 5,917,598,518,792,517,632 - Step 5: Solve for x
x = 5,917,598,518,792,517,632/2,452,357,778.79 - Step 6: Final answer
x = 2,413,024,139.45
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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.