Finding the Fourth Proportional to 117,478,764,117.68, 176,217,926,213.66 and 36,810,643,013.60
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Solution
The fourth proportional to 117,478,764,117.68, 176,217,926,213.66 and 36,810,643,013.60 is: 55,215,895,597.52
Step by Step Solution
- Step 1: Write the proportion equation
117,478,764,117.68 : 176,217,926,213.66 = 36,810,643,013.60 : x - Step 2: Convert to fraction form
117,478,764,117.68/176,217,926,213.66 = 36,810,643,013.60/x - Step 3: Cross multiply
117,478,764,117.68x = 176,217,926,213.66 × 36,810,643,013.60 - Step 4: Simplify right side
117,478,764,117.68x = 6,486,695,174,447,943,385,088 - Step 5: Solve for x
x = 6,486,695,174,447,943,385,088/117,478,764,117.68 - Step 6: Final answer
x = 55,215,895,597.52
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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.