Finding the Fourth Proportional to 2,554,312,267.20, 3,831,468,400.80 and 1,942,092,235.20
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Solution
The fourth proportional to 2,554,312,267.20, 3,831,468,400.80 and 1,942,092,235.20 is: 2,913,138,352.80
Step by Step Solution
- Step 1: Write the proportion equation
2,554,312,267.20 : 3,831,468,400.80 = 1,942,092,235.20 : x - Step 2: Convert to fraction form
2,554,312,267.20/3,831,468,400.80 = 1,942,092,235.20/x - Step 3: Cross multiply
2,554,312,267.20x = 3,831,468,400.80 × 1,942,092,235.20 - Step 4: Simplify right side
2,554,312,267.20x = 7,441,065,030,607,842,304 - Step 5: Solve for x
x = 7,441,065,030,607,842,304/2,554,312,267.20 - Step 6: Final answer
x = 2,913,138,352.80
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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.