Finding the Fourth Proportional to 1,058,886,420.36, 1,586,488,934.14 and 743,082,671.39
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Solution
The fourth proportional to 1,058,886,420.36, 1,586,488,934.14 and 743,082,671.39 is: 1,113,332,282.53
Step by Step Solution
- Step 1: Write the proportion equation
1,058,886,420.36 : 1,586,488,934.14 = 743,082,671.39 : x - Step 2: Convert to fraction form
1,058,886,420.36/1,586,488,934.14 = 743,082,671.39/x - Step 3: Cross multiply
1,058,886,420.36x = 1,586,488,934.14 × 743,082,671.39 - Step 4: Simplify right side
1,058,886,420.36x = 1,178,892,435,310,551,040 - Step 5: Solve for x
x = 1,178,892,435,310,551,040/1,058,886,420.36 - Step 6: Final answer
x = 1,113,332,282.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.