Finding the Fourth Proportional to 604,313,270.20, 906,469,905.30 and 532,887,599.80
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Solution
The fourth proportional to 604,313,270.20, 906,469,905.30 and 532,887,599.80 is: 799,331,399.70
Step by Step Solution
- Step 1: Write the proportion equation
604,313,270.20 : 906,469,905.30 = 532,887,599.80 : x - Step 2: Convert to fraction form
604,313,270.20/906,469,905.30 = 532,887,599.80/x - Step 3: Cross multiply
604,313,270.20x = 906,469,905.30 × 532,887,599.80 - Step 4: Simplify right side
604,313,270.20x = 483,046,572,126,250,304 - Step 5: Solve for x
x = 483,046,572,126,250,304/604,313,270.20 - Step 6: Final answer
x = 799,331,399.70
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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.