Finding the Fourth Proportional to 145,734,914.35, 201,113,693.33 and 79,655,374.36
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Solution
The fourth proportional to 145,734,914.35, 201,113,693.33 and 79,655,374.36 is: 109,924,149.62
Step by Step Solution
- Step 1: Write the proportion equation
145,734,914.35 : 201,113,693.33 = 79,655,374.36 : x - Step 2: Convert to fraction form
145,734,914.35/201,113,693.33 = 79,655,374.36/x - Step 3: Cross multiply
145,734,914.35x = 201,113,693.33 × 79,655,374.36 - Step 4: Simplify right side
145,734,914.35x = 16,019,786,530,222,324 - Step 5: Solve for x
x = 16,019,786,530,222,324/145,734,914.35 - Step 6: Final answer
x = 109,924,149.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.