Finding the Fourth Proportional to 88,224,320.68, 121,748,890.64 and 48,530,998.88
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Solution
The fourth proportional to 88,224,320.68, 121,748,890.64 and 48,530,998.88 is: 66,972,408.84
Step by Step Solution
- Step 1: Write the proportion equation
88,224,320.68 : 121,748,890.64 = 48,530,998.88 : x - Step 2: Convert to fraction form
88,224,320.68/121,748,890.64 = 48,530,998.88/x - Step 3: Cross multiply
88,224,320.68x = 121,748,890.64 × 48,530,998.88 - Step 4: Simplify right side
88,224,320.68x = 5,908,595,274,621,674 - Step 5: Solve for x
x = 5,908,595,274,621,674/88,224,320.68 - Step 6: Final answer
x = 66,972,408.84
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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.