Finding the Fourth Proportional to 133,408,149.12, 184,218,143.52 and 83,930,991.84
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Solution
The fourth proportional to 133,408,149.12, 184,218,143.52 and 83,930,991.84 is: 115,897,054.28
Step by Step Solution
- Step 1: Write the proportion equation
133,408,149.12 : 184,218,143.52 = 83,930,991.84 : x - Step 2: Convert to fraction form
133,408,149.12/184,218,143.52 = 83,930,991.84/x - Step 3: Cross multiply
133,408,149.12x = 184,218,143.52 × 83,930,991.84 - Step 4: Simplify right side
133,408,149.12x = 15,461,611,500,557,070 - Step 5: Solve for x
x = 15,461,611,500,557,070/133,408,149.12 - Step 6: Final answer
x = 115,897,054.28
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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.