Finding the Fourth Proportional to 622,390,256.22, 933,319,630.74 and 360,255,745.19
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Solution
The fourth proportional to 622,390,256.22, 933,319,630.74 and 360,255,745.19 is: 540,229,792.66
Step by Step Solution
- Step 1: Write the proportion equation
622,390,256.22 : 933,319,630.74 = 360,255,745.19 : x - Step 2: Convert to fraction form
622,390,256.22/933,319,630.74 = 360,255,745.19/x - Step 3: Cross multiply
622,390,256.22x = 933,319,630.74 × 360,255,745.19 - Step 4: Simplify right side
622,390,256.22x = 336,233,759,069,035,520 - Step 5: Solve for x
x = 336,233,759,069,035,520/622,390,256.22 - Step 6: Final answer
x = 540,229,792.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.