Finding the Fourth Proportional to 7,539,810,509.68, 11,305,931,904.60 and 4,393,042,060.48
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Solution
The fourth proportional to 7,539,810,509.68, 11,305,931,904.60 and 4,393,042,060.48 is: 6,587,358,439.06
Step by Step Solution
- Step 1: Write the proportion equation
7,539,810,509.68 : 11,305,931,904.60 = 4,393,042,060.48 : x - Step 2: Convert to fraction form
7,539,810,509.68/11,305,931,904.60 = 4,393,042,060.48/x - Step 3: Cross multiply
7,539,810,509.68x = 11,305,931,904.60 × 4,393,042,060.48 - Step 4: Simplify right side
7,539,810,509.68x = 49,667,434,389,830,549,504 - Step 5: Solve for x
x = 49,667,434,389,830,549,504/7,539,810,509.68 - Step 6: Final answer
x = 6,587,358,439.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.