Finding the Fourth Proportional to 352,199,580.80, 528,374,020.80 and 106,536,041.60
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Solution
The fourth proportional to 352,199,580.80, 528,374,020.80 and 106,536,041.60 is: 159,826,642.99
Step by Step Solution
- Step 1: Write the proportion equation
352,199,580.80 : 528,374,020.80 = 106,536,041.60 : x - Step 2: Convert to fraction form
352,199,580.80/528,374,020.80 = 106,536,041.60/x - Step 3: Cross multiply
352,199,580.80x = 528,374,020.80 × 106,536,041.60 - Step 4: Simplify right side
352,199,580.80x = 56,290,876,660,308,064 - Step 5: Solve for x
x = 56,290,876,660,308,064/352,199,580.80 - Step 6: Final answer
x = 159,826,642.99
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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.