Finding the Fourth Proportional to 597,149,765.80, 895,724,648.70 and 338,869,439.80
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Solution
The fourth proportional to 597,149,765.80, 895,724,648.70 and 338,869,439.80 is: 508,304,159.70
Step by Step Solution
- Step 1: Write the proportion equation
597,149,765.80 : 895,724,648.70 = 338,869,439.80 : x - Step 2: Convert to fraction form
597,149,765.80/895,724,648.70 = 338,869,439.80/x - Step 3: Cross multiply
597,149,765.80x = 895,724,648.70 × 338,869,439.80 - Step 4: Simplify right side
597,149,765.80x = 303,533,709,920,020,800 - Step 5: Solve for x
x = 303,533,709,920,020,800/597,149,765.80 - Step 6: Final answer
x = 508,304,159.70
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Similar ratio
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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.