Finding the Fourth Proportional to 315,551,437.60, 473,103,207.60 and 143,110,861.60
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Solution
The fourth proportional to 315,551,437.60, 473,103,207.60 and 143,110,861.60 is: 214,564,725.74
Step by Step Solution
- Step 1: Write the proportion equation
315,551,437.60 : 473,103,207.60 = 143,110,861.60 : x - Step 2: Convert to fraction form
315,551,437.60/473,103,207.60 = 143,110,861.60/x - Step 3: Cross multiply
315,551,437.60x = 473,103,207.60 × 143,110,861.60 - Step 4: Simplify right side
315,551,437.60x = 67,706,207,665,359,672 - Step 5: Solve for x
x = 67,706,207,665,359,672/315,551,437.60 - Step 6: Final answer
x = 214,564,725.74
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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.