Finding the Fourth Proportional to 146,106,645.74, 201,619,978.95 and 80,027,437.88
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Solution
The fourth proportional to 146,106,645.74, 201,619,978.95 and 80,027,437.88 is: 110,433,924.88
Step by Step Solution
- Step 1: Write the proportion equation
146,106,645.74 : 201,619,978.95 = 80,027,437.88 : x - Step 2: Convert to fraction form
146,106,645.74/201,619,978.95 = 80,027,437.88/x - Step 3: Cross multiply
146,106,645.74x = 201,619,978.95 × 80,027,437.88 - Step 4: Simplify right side
146,106,645.74x = 16,135,130,340,232,396 - Step 5: Solve for x
x = 16,135,130,340,232,396/146,106,645.74 - Step 6: Final answer
x = 110,433,924.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.