Finding the Fourth Proportional to 283,106,539.46, 424,724,142.08 and 86,387,550.22
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Solution
The fourth proportional to 283,106,539.46, 424,724,142.08 and 86,387,550.22 is: 129,600,955.96
Step by Step Solution
- Step 1: Write the proportion equation
283,106,539.46 : 424,724,142.08 = 86,387,550.22 : x - Step 2: Convert to fraction form
283,106,539.46/424,724,142.08 = 86,387,550.22/x - Step 3: Cross multiply
283,106,539.46x = 424,724,142.08 × 86,387,550.22 - Step 4: Simplify right side
283,106,539.46x = 36,690,878,151,453,856 - Step 5: Solve for x
x = 36,690,878,151,453,856/283,106,539.46 - Step 6: Final answer
x = 129,600,955.96
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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.