Finding the Fourth Proportional to 169,467,643.70, 254,201,465.55 and 48,283,349.30
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Solution
The fourth proportional to 169,467,643.70, 254,201,465.55 and 48,283,349.30 is: 72,425,023.95
Step by Step Solution
- Step 1: Write the proportion equation
169,467,643.70 : 254,201,465.55 = 48,283,349.30 : x - Step 2: Convert to fraction form
169,467,643.70/254,201,465.55 = 48,283,349.30/x - Step 3: Cross multiply
169,467,643.70x = 254,201,465.55 × 48,283,349.30 - Step 4: Simplify right side
169,467,643.70x = 12,273,698,153,722,566 - Step 5: Solve for x
x = 12,273,698,153,722,566/169,467,643.70 - Step 6: Final answer
x = 72,425,023.95
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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.