Finding the Fourth Proportional to 79,341,894.81, 109,485,805.95 and 44,527,861.53
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Solution
The fourth proportional to 79,341,894.81, 109,485,805.95 and 44,527,861.53 is: 61,445,076.63
Step by Step Solution
- Step 1: Write the proportion equation
79,341,894.81 : 109,485,805.95 = 44,527,861.53 : x - Step 2: Convert to fraction form
79,341,894.81/109,485,805.95 = 44,527,861.53/x - Step 3: Cross multiply
79,341,894.81x = 109,485,805.95 × 44,527,861.53 - Step 4: Simplify right side
79,341,894.81x = 4,875,168,806,842,050 - Step 5: Solve for x
x = 4,875,168,806,842,050/79,341,894.81 - Step 6: Final answer
x = 61,445,076.63
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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.