Finding the Fourth Proportional to 859,059,988.54, 1,288,354,806.49 and 237,126,543.67
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Solution
The fourth proportional to 859,059,988.54, 1,288,354,806.49 and 237,126,543.67 is: 355,624,899.73
Step by Step Solution
- Step 1: Write the proportion equation
859,059,988.54 : 1,288,354,806.49 = 237,126,543.67 : x - Step 2: Convert to fraction form
859,059,988.54/1,288,354,806.49 = 237,126,543.67/x - Step 3: Cross multiply
859,059,988.54x = 1,288,354,806.49 × 237,126,543.67 - Step 4: Simplify right side
859,059,988.54x = 305,503,122,283,605,376 - Step 5: Solve for x
x = 305,503,122,283,605,376/859,059,988.54 - Step 6: Final answer
x = 355,624,899.73
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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.