Finding the Fourth Proportional to 2,239,387,201,226.20, 3,359,232,497,450.40 and 787,073,294,799.95
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Solution
The fourth proportional to 2,239,387,201,226.20, 3,359,232,497,450.40 and 787,073,294,799.95 is: 1,180,663,258,376.94
Step by Step Solution
- Step 1: Write the proportion equation
2,239,387,201,226.20 : 3,359,232,497,450.40 = 787,073,294,799.95 : x - Step 2: Convert to fraction form
2,239,387,201,226.20/3,359,232,497,450.40 = 787,073,294,799.95/x - Step 3: Cross multiply
2,239,387,201,226.20x = 3,359,232,497,450.40 × 787,073,294,799.95 - Step 4: Simplify right side
2,239,387,201,226.20x = 2,643,962,189,767,350,765,486,080 - Step 5: Solve for x
x = 2,643,962,189,767,350,765,486,080/2,239,387,201,226.20 - Step 6: Final answer
x = 1,180,663,258,376.94
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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.