Finding the Fourth Proportional to 112,352,854.60, 168,571,272.30 and 44,243,026.12
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Solution
The fourth proportional to 112,352,854.60, 168,571,272.30 and 44,243,026.12 is: 66,381,074.43
Step by Step Solution
- Step 1: Write the proportion equation
112,352,854.60 : 168,571,272.30 = 44,243,026.12 : x - Step 2: Convert to fraction form
112,352,854.60/168,571,272.30 = 44,243,026.12/x - Step 3: Cross multiply
112,352,854.60x = 168,571,272.30 × 44,243,026.12 - Step 4: Simplify right side
112,352,854.60x = 7,458,103,203,450,533 - Step 5: Solve for x
x = 7,458,103,203,450,533/112,352,854.60 - Step 6: Final answer
x = 66,381,074.43
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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.