Finding the Fourth Proportional to 133,871,676.12, 184,735,151.82 and 75,128,856.12
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Solution
The fourth proportional to 133,871,676.12, 184,735,151.82 and 75,128,856.12 is: 103,673,465.84
Step by Step Solution
- Step 1: Write the proportion equation
133,871,676.12 : 184,735,151.82 = 75,128,856.12 : x - Step 2: Convert to fraction form
133,871,676.12/184,735,151.82 = 75,128,856.12/x - Step 3: Cross multiply
133,871,676.12x = 184,735,151.82 × 75,128,856.12 - Step 4: Simplify right side
133,871,676.12x = 13,878,940,641,391,136 - Step 5: Solve for x
x = 13,878,940,641,391,136/133,871,676.12 - Step 6: Final answer
x = 103,673,465.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.