Finding the Fourth Proportional to 329,034,652.20, 454,058,077.86 and 180,352,594.44
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Solution
The fourth proportional to 329,034,652.20, 454,058,077.86 and 180,352,594.44 is: 248,881,240.38
Step by Step Solution
- Step 1: Write the proportion equation
329,034,652.20 : 454,058,077.86 = 180,352,594.44 : x - Step 2: Convert to fraction form
329,034,652.20/454,058,077.86 = 180,352,594.44/x - Step 3: Cross multiply
329,034,652.20x = 454,058,077.86 × 180,352,594.44 - Step 4: Simplify right side
329,034,652.20x = 81,890,552,368,490,528 - Step 5: Solve for x
x = 81,890,552,368,490,528/329,034,652.20 - Step 6: Final answer
x = 248,881,240.38
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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.