Finding the Fourth Proportional to 135,416,970.88, 186,874,835.52 and 73,536,799.36
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Solution
The fourth proportional to 135,416,970.88, 186,874,835.52 and 73,536,799.36 is: 101,480,465.82
Step by Step Solution
- Step 1: Write the proportion equation
135,416,970.88 : 186,874,835.52 = 73,536,799.36 : x - Step 2: Convert to fraction form
135,416,970.88/186,874,835.52 = 73,536,799.36/x - Step 3: Cross multiply
135,416,970.88x = 186,874,835.52 × 73,536,799.36 - Step 4: Simplify right side
135,416,970.88x = 13,742,177,285,067,242 - Step 5: Solve for x
x = 13,742,177,285,067,242/135,416,970.88 - Step 6: Final answer
x = 101,480,465.82
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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.