Finding the Fourth Proportional to 355,438,845.41, 533,181,662.15 and 93,129,819.35
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Solution
The fourth proportional to 355,438,845.41, 533,181,662.15 and 93,129,819.35 is: 139,700,858.57
Step by Step Solution
- Step 1: Write the proportion equation
355,438,845.41 : 533,181,662.15 = 93,129,819.35 : x - Step 2: Convert to fraction form
355,438,845.41/533,181,662.15 = 93,129,819.35/x - Step 3: Cross multiply
355,438,845.41x = 533,181,662.15 × 93,129,819.35 - Step 4: Simplify right side
355,438,845.41x = 49,655,111,873,630,672 - Step 5: Solve for x
x = 49,655,111,873,630,672/355,438,845.41 - Step 6: Final answer
x = 139,700,858.57
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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.