Finding the Fourth Proportional to 135,564,670.08, 203,297,788.80 and 74,199,173.76
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Solution
The fourth proportional to 135,564,670.08, 203,297,788.80 and 74,199,173.76 is: 111,271,822.87
Step by Step Solution
- Step 1: Write the proportion equation
135,564,670.08 : 203,297,788.80 = 74,199,173.76 : x - Step 2: Convert to fraction form
135,564,670.08/203,297,788.80 = 74,199,173.76/x - Step 3: Cross multiply
135,564,670.08x = 203,297,788.80 × 74,199,173.76 - Step 4: Simplify right side
135,564,670.08x = 15,084,527,956,194,984 - Step 5: Solve for x
x = 15,084,527,956,194,984/135,564,670.08 - Step 6: Final answer
x = 111,271,822.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.