Finding the Fourth Proportional to 602,440,982.40, 903,787,444.80 and 193,538,467.20
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Solution
The fourth proportional to 602,440,982.40, 903,787,444.80 and 193,538,467.20 is: 290,348,169.95
Step by Step Solution
- Step 1: Write the proportion equation
602,440,982.40 : 903,787,444.80 = 193,538,467.20 : x - Step 2: Convert to fraction form
602,440,982.40/903,787,444.80 = 193,538,467.20/x - Step 3: Cross multiply
602,440,982.40x = 903,787,444.80 × 193,538,467.20 - Step 4: Simplify right side
602,440,982.40x = 174,917,636,741,196,576 - Step 5: Solve for x
x = 174,917,636,741,196,576/602,440,982.40 - Step 6: Final answer
x = 290,348,169.95
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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.