Finding the Fourth Proportional to 2,658,644,854.45, 3,668,941,130.21 and 1,453,010,715.97
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Solution
The fourth proportional to 2,658,644,854.45, 3,668,941,130.21 and 1,453,010,715.97 is: 2,005,160,926.07
Step by Step Solution
- Step 1: Write the proportion equation
2,658,644,854.45 : 3,668,941,130.21 = 1,453,010,715.97 : x - Step 2: Convert to fraction form
2,658,644,854.45/3,668,941,130.21 = 1,453,010,715.97/x - Step 3: Cross multiply
2,658,644,854.45x = 3,668,941,130.21 × 1,453,010,715.97 - Step 4: Simplify right side
2,658,644,854.45x = 5,331,010,778,447,006,720 - Step 5: Solve for x
x = 5,331,010,778,447,006,720/2,658,644,854.45 - Step 6: Final answer
x = 2,005,160,926.07
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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.