Finding the Fourth Proportional to 4,486,955,510, 6,191,884,529.88 and 2,506,821,215.60
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Solution
The fourth proportional to 4,486,955,510, 6,191,884,529.88 and 2,506,821,215.60 is: 3,459,349,545.47
Step by Step Solution
- Step 1: Write the proportion equation
4,486,955,510 : 6,191,884,529.88 = 2,506,821,215.60 : x - Step 2: Convert to fraction form
4,486,955,510/6,191,884,529.88 = 2,506,821,215.60/x - Step 3: Cross multiply
4,486,955,510x = 6,191,884,529.88 × 2,506,821,215.60 - Step 4: Simplify right side
4,486,955,510x = 15,521,947,504,048,615,424 - Step 5: Solve for x
x = 15,521,947,504,048,615,424/4,486,955,510 - Step 6: Final answer
x = 3,459,349,545.47
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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.