Finding the Fourth Proportional to 2,836,963,930.80, 4,255,445,896.20 and 1,748,572,762.80
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Solution
The fourth proportional to 2,836,963,930.80, 4,255,445,896.20 and 1,748,572,762.80 is: 2,622,859,144.20
Step by Step Solution
- Step 1: Write the proportion equation
2,836,963,930.80 : 4,255,445,896.20 = 1,748,572,762.80 : x - Step 2: Convert to fraction form
2,836,963,930.80/4,255,445,896.20 = 1,748,572,762.80/x - Step 3: Cross multiply
2,836,963,930.80x = 4,255,445,896.20 × 1,748,572,762.80 - Step 4: Simplify right side
2,836,963,930.80x = 7,440,956,787,664,355,328 - Step 5: Solve for x
x = 7,440,956,787,664,355,328/2,836,963,930.80 - Step 6: Final answer
x = 2,622,859,144.20
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1.5x scale
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.