Finding the Fourth Proportional to 4,281,933,407.66, 6,423,209,674.65 and 1,792,290,426.38
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Solution
The fourth proportional to 4,281,933,407.66, 6,423,209,674.65 and 1,792,290,426.38 is: 2,688,565,213.53
Step by Step Solution
- Step 1: Write the proportion equation
4,281,933,407.66 : 6,423,209,674.65 = 1,792,290,426.38 : x - Step 2: Convert to fraction form
4,281,933,407.66/6,423,209,674.65 = 1,792,290,426.38/x - Step 3: Cross multiply
4,281,933,407.66x = 6,423,209,674.65 × 1,792,290,426.38 - Step 4: Simplify right side
4,281,933,407.66x = 11,512,257,206,506,590,208 - Step 5: Solve for x
x = 11,512,257,206,506,590,208/4,281,933,407.66 - Step 6: Final answer
x = 2,688,565,213.53
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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.