Finding the Fourth Proportional to 188,963,281.80, 283,444,922.70 and 93,411,793.80
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Solution
The fourth proportional to 188,963,281.80, 283,444,922.70 and 93,411,793.80 is: 140,117,690.70
Step by Step Solution
- Step 1: Write the proportion equation
188,963,281.80 : 283,444,922.70 = 93,411,793.80 : x - Step 2: Convert to fraction form
188,963,281.80/283,444,922.70 = 93,411,793.80/x - Step 3: Cross multiply
188,963,281.80x = 283,444,922.70 × 93,411,793.80 - Step 4: Simplify right side
188,963,281.80x = 26,477,098,672,909,336 - Step 5: Solve for x
x = 26,477,098,672,909,336/188,963,281.80 - Step 6: Final answer
x = 140,117,690.70
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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.