Finding the Fourth Proportional to 165,887,995.20, 248,831,992.80 and 44,731,694.40
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Solution
The fourth proportional to 165,887,995.20, 248,831,992.80 and 44,731,694.40 is: 67,097,541.60
Step by Step Solution
- Step 1: Write the proportion equation
165,887,995.20 : 248,831,992.80 = 44,731,694.40 : x - Step 2: Convert to fraction form
165,887,995.20/248,831,992.80 = 44,731,694.40/x - Step 3: Cross multiply
165,887,995.20x = 248,831,992.80 × 44,731,694.40 - Step 4: Simplify right side
165,887,995.20x = 11,130,676,658,872,600 - Step 5: Solve for x
x = 11,130,676,658,872,600/165,887,995.20 - Step 6: Final answer
x = 67,097,541.60
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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.