Finding the Fourth Proportional to 63,183,998.90, 94,775,998.35 and 52,980,331.70
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Solution
The fourth proportional to 63,183,998.90, 94,775,998.35 and 52,980,331.70 is: 79,470,497.55
Step by Step Solution
- Step 1: Write the proportion equation
63,183,998.90 : 94,775,998.35 = 52,980,331.70 : x - Step 2: Convert to fraction form
63,183,998.90/94,775,998.35 = 52,980,331.70/x - Step 3: Cross multiply
63,183,998.90x = 94,775,998.35 × 52,980,331.70 - Step 4: Simplify right side
63,183,998.90x = 5,021,263,829,781,653 - Step 5: Solve for x
x = 5,021,263,829,781,653/63,183,998.90 - Step 6: Final answer
x = 79,470,497.55
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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.