Finding the Fourth Proportional to 190,046,743.05, 285,177,953.93 and 102,607,094.82
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Solution
The fourth proportional to 190,046,743.05, 285,177,953.93 and 102,607,094.82 is: 153,968,865.18
Step by Step Solution
- Step 1: Write the proportion equation
190,046,743.05 : 285,177,953.93 = 102,607,094.82 : x - Step 2: Convert to fraction form
190,046,743.05/285,177,953.93 = 102,607,094.82/x - Step 3: Cross multiply
190,046,743.05x = 285,177,953.93 × 102,607,094.82 - Step 4: Simplify right side
190,046,743.05x = 29,261,281,358,956,064 - Step 5: Solve for x
x = 29,261,281,358,956,064/190,046,743.05 - Step 6: Final answer
x = 153,968,865.18
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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.