Finding the Fourth Proportional to 402,365,409.68, 603,615,321.03 and 125,961,616.98
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Solution
The fourth proportional to 402,365,409.68, 603,615,321.03 and 125,961,616.98 is: 188,963,464.66
Step by Step Solution
- Step 1: Write the proportion equation
402,365,409.68 : 603,615,321.03 = 125,961,616.98 : x - Step 2: Convert to fraction form
402,365,409.68/603,615,321.03 = 125,961,616.98/x - Step 3: Cross multiply
402,365,409.68x = 603,615,321.03 × 125,961,616.98 - Step 4: Simplify right side
402,365,409.68x = 76,032,361,870,840,592 - Step 5: Solve for x
x = 76,032,361,870,840,592/402,365,409.68 - Step 6: Final answer
x = 188,963,464.66
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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.