Finding the Fourth Proportional to 1,766,634,097.40, 2,437,855,568.70 and 973,677,673.88
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Solution
The fourth proportional to 1,766,634,097.40, 2,437,855,568.70 and 973,677,673.88 is: 1,343,620,358.56
Step by Step Solution
- Step 1: Write the proportion equation
1,766,634,097.40 : 2,437,855,568.70 = 973,677,673.88 : x - Step 2: Convert to fraction form
1,766,634,097.40/2,437,855,568.70 = 973,677,673.88/x - Step 3: Cross multiply
1,766,634,097.40x = 2,437,855,568.70 × 973,677,673.88 - Step 4: Simplify right side
1,766,634,097.40x = 2,373,685,539,387,220,480 - Step 5: Solve for x
x = 2,373,685,539,387,220,480/1,766,634,097.40 - Step 6: Final answer
x = 1,343,620,358.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.