Finding the Fourth Proportional to 368,478,706.32, 552,909,349.12 and 150,289,122.96
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Solution
The fourth proportional to 368,478,706.32, 552,909,349.12 and 150,289,122.96 is: 225,511,704.56
Step by Step Solution
- Step 1: Write the proportion equation
368,478,706.32 : 552,909,349.12 = 150,289,122.96 : x - Step 2: Convert to fraction form
368,478,706.32/552,909,349.12 = 150,289,122.96/x - Step 3: Cross multiply
368,478,706.32x = 552,909,349.12 × 150,289,122.96 - Step 4: Simplify right side
368,478,706.32x = 83,096,261,155,629,248 - Step 5: Solve for x
x = 83,096,261,155,629,248/368,478,706.32 - Step 6: Final answer
x = 225,511,704.56
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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.