Finding the Fourth Proportional to 597,912,987.70, 896,869,481.55 and 597,912,987.70
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Solution
The fourth proportional to 597,912,987.70, 896,869,481.55 and 597,912,987.70 is: 896,869,481.55
Step by Step Solution
- Step 1: Write the proportion equation
597,912,987.70 : 896,869,481.55 = 597,912,987.70 : x - Step 2: Convert to fraction form
597,912,987.70/896,869,481.55 = 597,912,987.70/x - Step 3: Cross multiply
597,912,987.70x = 896,869,481.55 × 597,912,987.70 - Step 4: Simplify right side
597,912,987.70x = 536,249,911,290,510,528 - Step 5: Solve for x
x = 536,249,911,290,510,528/597,912,987.70 - Step 6: Final answer
x = 896,869,481.55
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Double scale
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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.