Finding the Fourth Proportional to 3,975,966,056.70, 5,963,949,085.05 and 1,358,725,419.90
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Solution
The fourth proportional to 3,975,966,056.70, 5,963,949,085.05 and 1,358,725,419.90 is: 2,038,088,129.85
Step by Step Solution
- Step 1: Write the proportion equation
3,975,966,056.70 : 5,963,949,085.05 = 1,358,725,419.90 : x - Step 2: Convert to fraction form
3,975,966,056.70/5,963,949,085.05 = 1,358,725,419.90/x - Step 3: Cross multiply
3,975,966,056.70x = 5,963,949,085.05 × 1,358,725,419.90 - Step 4: Simplify right side
3,975,966,056.70x = 8,103,369,224,846,782,464 - Step 5: Solve for x
x = 8,103,369,224,846,782,464/3,975,966,056.70 - Step 6: Final answer
x = 2,038,088,129.85
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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.