Finding the Fourth Proportional to 2,282,950,438.28, 3,150,487,729.14 and 1,239,908,902.28
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Solution
The fourth proportional to 2,282,950,438.28, 3,150,487,729.14 and 1,239,908,902.28 is: 1,711,083,042.53
Step by Step Solution
- Step 1: Write the proportion equation
2,282,950,438.28 : 3,150,487,729.14 = 1,239,908,902.28 : x - Step 2: Convert to fraction form
2,282,950,438.28/3,150,487,729.14 = 1,239,908,902.28/x - Step 3: Cross multiply
2,282,950,438.28x = 3,150,487,729.14 × 1,239,908,902.28 - Step 4: Simplify right side
2,282,950,438.28x = 3,906,317,781,884,587,008 - Step 5: Solve for x
x = 3,906,317,781,884,587,008/2,282,950,438.28 - Step 6: Final answer
x = 1,711,083,042.53
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1.5x scale
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.