Finding the Fourth Proportional to 283,788,952,497.81, 425,684,533,142.36 and 68,657,149,668.86
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Solution
The fourth proportional to 283,788,952,497.81, 425,684,533,142.36 and 68,657,149,668.86 is: 102,985,991,690.07
Step by Step Solution
- Step 1: Write the proportion equation
283,788,952,497.81 : 425,684,533,142.36 = 68,657,149,668.86 : x - Step 2: Convert to fraction form
283,788,952,497.81/425,684,533,142.36 = 68,657,149,668.86/x - Step 3: Cross multiply
283,788,952,497.81x = 425,684,533,142.36 × 68,657,149,668.86 - Step 4: Simplify right side
283,788,952,497.81x = 29,226,286,703,673,803,276,288 - Step 5: Solve for x
x = 29,226,286,703,673,803,276,288/283,788,952,497.81 - Step 6: Final answer
x = 102,985,991,690.07
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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.