Finding the Fourth Proportional to 597,910,205.80, 896,865,308.70 and 521,382,701.80
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Solution
The fourth proportional to 597,910,205.80, 896,865,308.70 and 521,382,701.80 is: 782,074,052.70
Step by Step Solution
- Step 1: Write the proportion equation
597,910,205.80 : 896,865,308.70 = 521,382,701.80 : x - Step 2: Convert to fraction form
597,910,205.80/896,865,308.70 = 521,382,701.80/x - Step 3: Cross multiply
597,910,205.80x = 896,865,308.70 × 521,382,701.80 - Step 4: Simplify right side
597,910,205.80x = 467,610,057,800,697,088 - Step 5: Solve for x
x = 467,610,057,800,697,088/597,910,205.80 - Step 6: Final answer
x = 782,074,052.70
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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.