Finding the Fourth Proportional to 10,355,692,672.08, 15,533,828,422 and 3,368,503,646.18
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Solution
The fourth proportional to 10,355,692,672.08, 15,533,828,422 and 3,368,503,646.18 is: 5,052,849,609.93
Step by Step Solution
- Step 1: Write the proportion equation
10,355,692,672.08 : 15,533,828,422 = 3,368,503,646.18 : x - Step 2: Convert to fraction form
10,355,692,672.08/15,533,828,422 = 3,368,503,646.18/x - Step 3: Cross multiply
10,355,692,672.08x = 15,533,828,422 × 3,368,503,646.18 - Step 4: Simplify right side
10,355,692,672.08x = 52,325,757,678,641,512,448 - Step 5: Solve for x
x = 52,325,757,678,641,512,448/10,355,692,672.08 - Step 6: Final answer
x = 5,052,849,609.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.