Finding the Fourth Proportional to 8,126,655,095.68, 12,192,030,462.84 and 2,310,564,791.68
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Solution
The fourth proportional to 8,126,655,095.68, 12,192,030,462.84 and 2,310,564,791.68 is: 3,466,429,422.05
Step by Step Solution
- Step 1: Write the proportion equation
8,126,655,095.68 : 12,192,030,462.84 = 2,310,564,791.68 : x - Step 2: Convert to fraction form
8,126,655,095.68/12,192,030,462.84 = 2,310,564,791.68/x - Step 3: Cross multiply
8,126,655,095.68x = 12,192,030,462.84 × 2,310,564,791.68 - Step 4: Simplify right side
8,126,655,095.68x = 28,170,476,326,528,118,784 - Step 5: Solve for x
x = 28,170,476,326,528,118,784/8,126,655,095.68 - Step 6: Final answer
x = 3,466,429,422.05
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1.5x scale
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.