Finding the Fourth Proportional to 460,876,228.08, 636,058,483.03 and 282,378,574.98
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Solution
The fourth proportional to 460,876,228.08, 636,058,483.03 and 282,378,574.98 is: 389,712,632.37
Step by Step Solution
- Step 1: Write the proportion equation
460,876,228.08 : 636,058,483.03 = 282,378,574.98 : x - Step 2: Convert to fraction form
460,876,228.08/636,058,483.03 = 282,378,574.98/x - Step 3: Cross multiply
460,876,228.08x = 636,058,483.03 × 282,378,574.98 - Step 4: Simplify right side
460,876,228.08x = 179,609,288,042,302,080 - Step 5: Solve for x
x = 179,609,288,042,302,080/460,876,228.08 - Step 6: Final answer
x = 389,712,632.37
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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.