Finding the Fourth Proportional to 1,454,868,437.52, 2,183,682,344.37 and 900,493,937.70
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Solution
The fourth proportional to 1,454,868,437.52, 2,183,682,344.37 and 900,493,937.70 is: 1,351,594,867.45
Step by Step Solution
- Step 1: Write the proportion equation
1,454,868,437.52 : 2,183,682,344.37 = 900,493,937.70 : x - Step 2: Convert to fraction form
1,454,868,437.52/2,183,682,344.37 = 900,493,937.70/x - Step 3: Cross multiply
1,454,868,437.52x = 2,183,682,344.37 × 900,493,937.70 - Step 4: Simplify right side
1,454,868,437.52x = 1,966,392,712,967,708,672 - Step 5: Solve for x
x = 1,966,392,712,967,708,672/1,454,868,437.52 - Step 6: Final answer
x = 1,351,594,867.45
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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.