Finding the Fourth Proportional to 12,265,908,354.24, 16,926,920,072.04 and 6,840,449,854.48
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Solution
The fourth proportional to 12,265,908,354.24, 16,926,920,072.04 and 6,840,449,854.48 is: 9,439,802,140.99
Step by Step Solution
- Step 1: Write the proportion equation
12,265,908,354.24 : 16,926,920,072.04 = 6,840,449,854.48 : x - Step 2: Convert to fraction form
12,265,908,354.24/16,926,920,072.04 = 6,840,449,854.48/x - Step 3: Cross multiply
12,265,908,354.24x = 16,926,920,072.04 × 6,840,449,854.48 - Step 4: Simplify right side
12,265,908,354.24x = 115,787,747,943,580,614,656 - Step 5: Solve for x
x = 115,787,747,943,580,614,656/12,265,908,354.24 - Step 6: Final answer
x = 9,439,802,140.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.