Finding the Fourth Proportional to 2,137,221,402,315.20, 2,949,367,435,674.60 and 1,161,739,277,754
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Solution
The fourth proportional to 2,137,221,402,315.20, 2,949,367,435,674.60 and 1,161,739,277,754 is: 1,603,201,236,352.98
Step by Step Solution
- Step 1: Write the proportion equation
2,137,221,402,315.20 : 2,949,367,435,674.60 = 1,161,739,277,754 : x - Step 2: Convert to fraction form
2,137,221,402,315.20/2,949,367,435,674.60 = 1,161,739,277,754/x - Step 3: Cross multiply
2,137,221,402,315.20x = 2,949,367,435,674.60 × 1,161,739,277,754 - Step 4: Simplify right side
2,137,221,402,315.20x = 3,426,395,994,551,776,943,538,176 - Step 5: Solve for x
x = 3,426,395,994,551,776,943,538,176/2,137,221,402,315.20 - Step 6: Final answer
x = 1,603,201,236,352.98
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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.