Finding the Fourth Proportional to 3,542,929,643.20, 5,314,394,464.80 and 1,702,238,468.80
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Solution
The fourth proportional to 3,542,929,643.20, 5,314,394,464.80 and 1,702,238,468.80 is: 2,553,357,703.20
Step by Step Solution
- Step 1: Write the proportion equation
3,542,929,643.20 : 5,314,394,464.80 = 1,702,238,468.80 : x - Step 2: Convert to fraction form
3,542,929,643.20/5,314,394,464.80 = 1,702,238,468.80/x - Step 3: Cross multiply
3,542,929,643.20x = 5,314,394,464.80 × 1,702,238,468.80 - Step 4: Simplify right side
3,542,929,643.20x = 9,046,366,696,360,347,648 - Step 5: Solve for x
x = 9,046,366,696,360,347,648/3,542,929,643.20 - Step 6: Final answer
x = 2,553,357,703.20
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1.5x scale
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.