Finding the Fourth Proportional to 139,823,854.56, 209,765,745.36 and 48,950,408.16
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Solution
The fourth proportional to 139,823,854.56, 209,765,745.36 and 48,950,408.16 is: 73,436,102.06
Step by Step Solution
- Step 1: Write the proportion equation
139,823,854.56 : 209,765,745.36 = 48,950,408.16 : x - Step 2: Convert to fraction form
139,823,854.56/209,765,745.36 = 48,950,408.16/x - Step 3: Cross multiply
139,823,854.56x = 209,765,745.36 × 48,950,408.16 - Step 4: Simplify right side
139,823,854.56x = 10,268,118,853,358,626 - Step 5: Solve for x
x = 10,268,118,853,358,626/139,823,854.56 - Step 6: Final answer
x = 73,436,102.06
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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.