Finding the Fourth Proportional to 1,594,339,977.70, 2,391,509,966.55 and 732,696,969.70
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Solution
The fourth proportional to 1,594,339,977.70, 2,391,509,966.55 and 732,696,969.70 is: 1,099,045,454.55
Step by Step Solution
- Step 1: Write the proportion equation
1,594,339,977.70 : 2,391,509,966.55 = 732,696,969.70 : x - Step 2: Convert to fraction form
1,594,339,977.70/2,391,509,966.55 = 732,696,969.70/x - Step 3: Cross multiply
1,594,339,977.70x = 2,391,509,966.55 × 732,696,969.70 - Step 4: Simplify right side
1,594,339,977.70x = 1,752,252,105,498,533,632 - Step 5: Solve for x
x = 1,752,252,105,498,533,632/1,594,339,977.70 - Step 6: Final answer
x = 1,099,045,454.55
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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.