Finding the Fourth Proportional to 329,483,451.55, 454,694,107.91 and 180,803,272.18
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Solution
The fourth proportional to 329,483,451.55, 454,694,107.91 and 180,803,272.18 is: 249,512,326.53
Step by Step Solution
- Step 1: Write the proportion equation
329,483,451.55 : 454,694,107.91 = 180,803,272.18 : x - Step 2: Convert to fraction form
329,483,451.55/454,694,107.91 = 180,803,272.18/x - Step 3: Cross multiply
329,483,451.55x = 454,694,107.91 × 180,803,272.18 - Step 4: Simplify right side
329,483,451.55x = 82,210,182,549,903,536 - Step 5: Solve for x
x = 82,210,182,549,903,536/329,483,451.55 - Step 6: Final answer
x = 249,512,326.53
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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.