Finding the Fourth Proportional to 93,417,214.44, 128,915,242.74 and 51,604,156.20
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Solution
The fourth proportional to 93,417,214.44, 128,915,242.74 and 51,604,156.20 is: 71,213,452.07
Step by Step Solution
- Step 1: Write the proportion equation
93,417,214.44 : 128,915,242.74 = 51,604,156.20 : x - Step 2: Convert to fraction form
93,417,214.44/128,915,242.74 = 51,604,156.20/x - Step 3: Cross multiply
93,417,214.44x = 128,915,242.74 × 51,604,156.20 - Step 4: Simplify right side
93,417,214.44x = 6,652,562,322,915,876 - Step 5: Solve for x
x = 6,652,562,322,915,876/93,417,214.44 - Step 6: Final answer
x = 71,213,452.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.