Finding the Fourth Proportional to 567,537,612.66, 783,201,559.05 and 306,777,228.66
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Solution
The fourth proportional to 567,537,612.66, 783,201,559.05 and 306,777,228.66 is: 423,352,388.30
Step by Step Solution
- Step 1: Write the proportion equation
567,537,612.66 : 783,201,559.05 = 306,777,228.66 : x - Step 2: Convert to fraction form
567,537,612.66/783,201,559.05 = 306,777,228.66/x - Step 3: Cross multiply
567,537,612.66x = 783,201,559.05 × 306,777,228.66 - Step 4: Simplify right side
567,537,612.66x = 240,268,403,767,550,336 - Step 5: Solve for x
x = 240,268,403,767,550,336/567,537,612.66 - Step 6: Final answer
x = 423,352,388.30
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.