Finding the Fourth Proportional to 1,021,560,273.19, 1,532,340,429.99 and 245,205,934.02
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Solution
The fourth proportional to 1,021,560,273.19, 1,532,340,429.99 and 245,205,934.02 is: 367,808,905.88
Step by Step Solution
- Step 1: Write the proportion equation
1,021,560,273.19 : 1,532,340,429.99 = 245,205,934.02 : x - Step 2: Convert to fraction form
1,021,560,273.19/1,532,340,429.99 = 245,205,934.02/x - Step 3: Cross multiply
1,021,560,273.19x = 1,532,340,429.99 × 245,205,934.02 - Step 4: Simplify right side
1,021,560,273.19x = 375,738,966,371,374,656 - Step 5: Solve for x
x = 375,738,966,371,374,656/1,021,560,273.19 - Step 6: Final answer
x = 367,808,905.88
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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.