Finding the Fourth Proportional to 971,534,373.55, 1,457,305,829.70 and 307,551,654.98
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Solution
The fourth proportional to 971,534,373.55, 1,457,305,829.70 and 307,551,654.98 is: 461,328,834.00
Step by Step Solution
- Step 1: Write the proportion equation
971,534,373.55 : 1,457,305,829.70 = 307,551,654.98 : x - Step 2: Convert to fraction form
971,534,373.55/1,457,305,829.70 = 307,551,654.98/x - Step 3: Cross multiply
971,534,373.55x = 1,457,305,829.70 × 307,551,654.98 - Step 4: Simplify right side
971,534,373.55x = 448,196,819,741,049,024 - Step 5: Solve for x
x = 448,196,819,741,049,024/971,534,373.55 - Step 6: Final answer
x = 461,328,834.00
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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.