Finding the Fourth Proportional to 1,305,058,219.29, 1,957,534,239.11 and 322,460,014.05
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Solution
The fourth proportional to 1,305,058,219.29, 1,957,534,239.11 and 322,460,014.05 is: 483,676,903.39
Step by Step Solution
- Step 1: Write the proportion equation
1,305,058,219.29 : 1,957,534,239.11 = 322,460,014.05 : x - Step 2: Convert to fraction form
1,305,058,219.29/1,957,534,239.11 = 322,460,014.05/x - Step 3: Cross multiply
1,305,058,219.29x = 1,957,534,239.11 × 322,460,014.05 - Step 4: Simplify right side
1,305,058,219.29x = 631,226,518,245,154,432 - Step 5: Solve for x
x = 631,226,518,245,154,432/1,305,058,219.29 - Step 6: Final answer
x = 483,676,903.39
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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.