Finding the Fourth Proportional to 4,486,955,514, 6,191,884,535.40 and 2,506,821,219.60
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Solution
The fourth proportional to 4,486,955,514, 6,191,884,535.40 and 2,506,821,219.60 is: 3,459,349,550.99
Step by Step Solution
- Step 1: Write the proportion equation
4,486,955,514 : 6,191,884,535.40 = 2,506,821,219.60 : x - Step 2: Convert to fraction form
4,486,955,514/6,191,884,535.40 = 2,506,821,219.60/x - Step 3: Cross multiply
4,486,955,514x = 6,191,884,535.40 × 2,506,821,219.60 - Step 4: Simplify right side
4,486,955,514x = 15,521,947,542,653,806,592 - Step 5: Solve for x
x = 15,521,947,542,653,806,592/4,486,955,514 - Step 6: Final answer
x = 3,459,349,550.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.