Finding the Fourth Proportional to 39,167,863,588.58, 58,763,322,334 and 12,637,882,458.14
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Solution
The fourth proportional to 39,167,863,588.58, 58,763,322,334 and 12,637,882,458.14 is: 18,960,542,967.26
Step by Step Solution
- Step 1: Write the proportion equation
39,167,863,588.58 : 58,763,322,334 = 12,637,882,458.14 : x - Step 2: Convert to fraction form
39,167,863,588.58/58,763,322,334 = 12,637,882,458.14/x - Step 3: Cross multiply
39,167,863,588.58x = 58,763,322,334 × 12,637,882,458.14 - Step 4: Simplify right side
39,167,863,588.58x = 742,643,960,506,885,079,040 - Step 5: Solve for x
x = 742,643,960,506,885,079,040/39,167,863,588.58 - Step 6: Final answer
x = 18,960,542,967.26
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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.