Finding the Fourth Proportional to 1,303,744,225.20, 1,955,616,337.80 and 997,634,209.20
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Solution
The fourth proportional to 1,303,744,225.20, 1,955,616,337.80 and 997,634,209.20 is: 1,496,451,313.80
Step by Step Solution
- Step 1: Write the proportion equation
1,303,744,225.20 : 1,955,616,337.80 = 997,634,209.20 : x - Step 2: Convert to fraction form
1,303,744,225.20/1,955,616,337.80 = 997,634,209.20/x - Step 3: Cross multiply
1,303,744,225.20x = 1,955,616,337.80 × 997,634,209.20 - Step 4: Simplify right side
1,303,744,225.20x = 1,950,989,758,659,703,040 - Step 5: Solve for x
x = 1,950,989,758,659,703,040/1,303,744,225.20 - Step 6: Final answer
x = 1,496,451,313.80
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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.