Finding the Fourth Proportional to 2,176,921,170.33, 3,264,170,332.31 and 1,291,966,142.01
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Solution
The fourth proportional to 2,176,921,170.33, 3,264,170,332.31 and 1,291,966,142.01 is: 1,937,230,253.71
Step by Step Solution
- Step 1: Write the proportion equation
2,176,921,170.33 : 3,264,170,332.31 = 1,291,966,142.01 : x - Step 2: Convert to fraction form
2,176,921,170.33/3,264,170,332.31 = 1,291,966,142.01/x - Step 3: Cross multiply
2,176,921,170.33x = 3,264,170,332.31 × 1,291,966,142.01 - Step 4: Simplify right side
2,176,921,170.33x = 4,217,197,551,098,050,048 - Step 5: Solve for x
x = 4,217,197,551,098,050,048/2,176,921,170.33 - Step 6: Final answer
x = 1,937,230,253.71
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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.