Finding the Fourth Proportional to 2,926,682,338.07, 4,390,885,884.94 and 1,178,985,727.91
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Solution
The fourth proportional to 2,926,682,338.07, 4,390,885,884.94 and 1,178,985,727.91 is: 1,768,825,992.44
Step by Step Solution
- Step 1: Write the proportion equation
2,926,682,338.07 : 4,390,885,884.94 = 1,178,985,727.91 : x - Step 2: Convert to fraction form
2,926,682,338.07/4,390,885,884.94 = 1,178,985,727.91/x - Step 3: Cross multiply
2,926,682,338.07x = 4,390,885,884.94 × 1,178,985,727.91 - Step 4: Simplify right side
2,926,682,338.07x = 5,176,791,791,197,881,344 - Step 5: Solve for x
x = 5,176,791,791,197,881,344/2,926,682,338.07 - Step 6: Final answer
x = 1,768,825,992.44
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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.