Finding the Fourth Proportional to 2,048,309,708.84, 2,826,667,363.88 and 1,108,512,350.76
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Solution
The fourth proportional to 2,048,309,708.84, 2,826,667,363.88 and 1,108,512,350.76 is: 1,529,747,025.48
Step by Step Solution
- Step 1: Write the proportion equation
2,048,309,708.84 : 2,826,667,363.88 = 1,108,512,350.76 : x - Step 2: Convert to fraction form
2,048,309,708.84/2,826,667,363.88 = 1,108,512,350.76/x - Step 3: Cross multiply
2,048,309,708.84x = 2,826,667,363.88 × 1,108,512,350.76 - Step 4: Simplify right side
2,048,309,708.84x = 3,133,395,684,345,648,640 - Step 5: Solve for x
x = 3,133,395,684,345,648,640/2,048,309,708.84 - Step 6: Final answer
x = 1,529,747,025.48
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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.