Finding the Fourth Proportional to 828,175,497.60, 1,241,208,237.60 and 440,184,201.60
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Solution
The fourth proportional to 828,175,497.60, 1,241,208,237.60 and 440,184,201.60 is: 659,715,553.85
Step by Step Solution
- Step 1: Write the proportion equation
828,175,497.60 : 1,241,208,237.60 = 440,184,201.60 : x - Step 2: Convert to fraction form
828,175,497.60/1,241,208,237.60 = 440,184,201.60/x - Step 3: Cross multiply
828,175,497.60x = 1,241,208,237.60 × 440,184,201.60 - Step 4: Simplify right side
828,175,497.60x = 546,360,257,087,299,072 - Step 5: Solve for x
x = 546,360,257,087,299,072/828,175,497.60 - Step 6: Final answer
x = 659,715,553.85
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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.