Finding the Fourth Proportional to 2,621,591,550.61, 3,617,849,671.14 and 1,432,237,553.53
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Solution
The fourth proportional to 2,621,591,550.61, 3,617,849,671.14 and 1,432,237,553.53 is: 1,976,516,960.02
Step by Step Solution
- Step 1: Write the proportion equation
2,621,591,550.61 : 3,617,849,671.14 = 1,432,237,553.53 : x - Step 2: Convert to fraction form
2,621,591,550.61/3,617,849,671.14 = 1,432,237,553.53/x - Step 3: Cross multiply
2,621,591,550.61x = 3,617,849,671.14 × 1,432,237,553.53 - Step 4: Simplify right side
2,621,591,550.61x = 5,181,620,162,032,868,352 - Step 5: Solve for x
x = 5,181,620,162,032,868,352/2,621,591,550.61 - Step 6: Final answer
x = 1,976,516,960.02
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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.