Finding the Fourth Proportional to 330,237,497.60, 495,356,246.40 and 177,182,489.60
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Solution
The fourth proportional to 330,237,497.60, 495,356,246.40 and 177,182,489.60 is: 265,773,734.40
Step by Step Solution
- Step 1: Write the proportion equation
330,237,497.60 : 495,356,246.40 = 177,182,489.60 : x - Step 2: Convert to fraction form
330,237,497.60/495,356,246.40 = 177,182,489.60/x - Step 3: Cross multiply
330,237,497.60x = 495,356,246.40 × 177,182,489.60 - Step 4: Simplify right side
330,237,497.60x = 87,768,452,976,063,024 - Step 5: Solve for x
x = 87,768,452,976,063,024/330,237,497.60 - Step 6: Final answer
x = 265,773,734.40
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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.