Finding the Fourth Proportional to 435,342,680.68, 600,772,899.36 and 239,772,392.68
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Solution
The fourth proportional to 435,342,680.68, 600,772,899.36 and 239,772,392.68 is: 330,885,901.91
Step by Step Solution
- Step 1: Write the proportion equation
435,342,680.68 : 600,772,899.36 = 239,772,392.68 : x - Step 2: Convert to fraction form
435,342,680.68/600,772,899.36 = 239,772,392.68/x - Step 3: Cross multiply
435,342,680.68x = 600,772,899.36 × 239,772,392.68 - Step 4: Simplify right side
435,342,680.68x = 144,048,755,536,848,048 - Step 5: Solve for x
x = 144,048,755,536,848,048/435,342,680.68 - Step 6: Final answer
x = 330,885,901.91
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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.