Finding the Fourth Proportional to 188,963,240.30, 283,444,860.45 and 93,411,752.30
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Solution
The fourth proportional to 188,963,240.30, 283,444,860.45 and 93,411,752.30 is: 140,117,628.45
Step by Step Solution
- Step 1: Write the proportion equation
188,963,240.30 : 283,444,860.45 = 93,411,752.30 : x - Step 2: Convert to fraction form
188,963,240.30/283,444,860.45 = 93,411,752.30/x - Step 3: Cross multiply
188,963,240.30x = 283,444,860.45 × 93,411,752.30 - Step 4: Simplify right side
188,963,240.30x = 26,477,081,095,063,464 - Step 5: Solve for x
x = 26,477,081,095,063,464/188,963,240.30 - Step 6: Final answer
x = 140,117,628.45
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1.5x scale
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.