Finding the Fourth Proportional to 15,553,847,124.36, 23,330,831,215.89 and 3,762,946,678.08
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Solution
The fourth proportional to 15,553,847,124.36, 23,330,831,215.89 and 3,762,946,678.08 is: 5,644,434,661.00
Step by Step Solution
- Step 1: Write the proportion equation
15,553,847,124.36 : 23,330,831,215.89 = 3,762,946,678.08 : x - Step 2: Convert to fraction form
15,553,847,124.36/23,330,831,215.89 = 3,762,946,678.08/x - Step 3: Cross multiply
15,553,847,124.36x = 23,330,831,215.89 × 3,762,946,678.08 - Step 4: Simplify right side
15,553,847,124.36x = 87,792,673,820,678,438,912 - Step 5: Solve for x
x = 87,792,673,820,678,438,912/15,553,847,124.36 - Step 6: Final answer
x = 5,644,434,661.00
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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.