Finding the Fourth Proportional to 409,451,729.60, 614,177,594.40 and 118,328,349.80
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Solution
The fourth proportional to 409,451,729.60, 614,177,594.40 and 118,328,349.80 is: 177,492,524.70
Step by Step Solution
- Step 1: Write the proportion equation
409,451,729.60 : 614,177,594.40 = 118,328,349.80 : x - Step 2: Convert to fraction form
409,451,729.60/614,177,594.40 = 118,328,349.80/x - Step 3: Cross multiply
409,451,729.60x = 614,177,594.40 × 118,328,349.80 - Step 4: Simplify right side
409,451,729.60x = 72,674,621,229,485,712 - Step 5: Solve for x
x = 72,674,621,229,485,712/409,451,729.60 - Step 6: Final answer
x = 177,492,524.70
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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.