Finding the Fourth Proportional to 2,021,294,831.10, 3,031,942,246.65 and 1,235,612,456.70
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Solution
The fourth proportional to 2,021,294,831.10, 3,031,942,246.65 and 1,235,612,456.70 is: 1,853,418,685.05
Step by Step Solution
- Step 1: Write the proportion equation
2,021,294,831.10 : 3,031,942,246.65 = 1,235,612,456.70 : x - Step 2: Convert to fraction form
2,021,294,831.10/3,031,942,246.65 = 1,235,612,456.70/x - Step 3: Cross multiply
2,021,294,831.10x = 3,031,942,246.65 × 1,235,612,456.70 - Step 4: Simplify right side
2,021,294,831.10x = 3,746,305,607,955,724,288 - Step 5: Solve for x
x = 3,746,305,607,955,724,288/2,021,294,831.10 - Step 6: Final answer
x = 1,853,418,685.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.