Finding the Fourth Proportional to 2,861,569,478.70, 4,292,495,935.65 and 1,484,074,406.70
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Solution
The fourth proportional to 2,861,569,478.70, 4,292,495,935.65 and 1,484,074,406.70 is: 2,226,185,107.99
Step by Step Solution
- Step 1: Write the proportion equation
2,861,569,478.70 : 4,292,495,935.65 = 1,484,074,406.70 : x - Step 2: Convert to fraction form
2,861,569,478.70/4,292,495,935.65 = 1,484,074,406.70/x - Step 3: Cross multiply
2,861,569,478.70x = 4,292,495,935.65 × 1,484,074,406.70 - Step 4: Simplify right side
2,861,569,478.70x = 6,370,383,358,961,935,360 - Step 5: Solve for x
x = 6,370,383,358,961,935,360/2,861,569,478.70 - Step 6: Final answer
x = 2,226,185,107.99
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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.