Finding the Fourth Proportional to 84,829,988.10, 127,126,348.68 and 45,884,330.76
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Solution
The fourth proportional to 84,829,988.10, 127,126,348.68 and 45,884,330.76 is: 68,762,327.59
Step by Step Solution
- Step 1: Write the proportion equation
84,829,988.10 : 127,126,348.68 = 45,884,330.76 : x - Step 2: Convert to fraction form
84,829,988.10/127,126,348.68 = 45,884,330.76/x - Step 3: Cross multiply
84,829,988.10x = 127,126,348.68 × 45,884,330.76 - Step 4: Simplify right side
84,829,988.10x = 5,833,107,431,144,209 - Step 5: Solve for x
x = 5,833,107,431,144,209/84,829,988.10 - Step 6: Final answer
x = 68,762,327.59
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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.