Finding the Fourth Proportional to 558,889,487.55, 838,334,231.33 and 555,063,112.35
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Solution
The fourth proportional to 558,889,487.55, 838,334,231.33 and 555,063,112.35 is: 832,594,668.53
Step by Step Solution
- Step 1: Write the proportion equation
558,889,487.55 : 838,334,231.33 = 555,063,112.35 : x - Step 2: Convert to fraction form
558,889,487.55/838,334,231.33 = 555,063,112.35/x - Step 3: Cross multiply
558,889,487.55x = 838,334,231.33 × 555,063,112.35 - Step 4: Simplify right side
558,889,487.55x = 465,328,407,628,799,424 - Step 5: Solve for x
x = 465,328,407,628,799,424/558,889,487.55 - Step 6: Final answer
x = 832,594,668.53
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Similar ratio
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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.