Finding the Fourth Proportional to 145,692,793.24, 201,056,588.06 and 79,613,299.44
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Solution
The fourth proportional to 145,692,793.24, 201,056,588.06 and 79,613,299.44 is: 109,866,644.70
Step by Step Solution
- Step 1: Write the proportion equation
145,692,793.24 : 201,056,588.06 = 79,613,299.44 : x - Step 2: Convert to fraction form
145,692,793.24/201,056,588.06 = 79,613,299.44/x - Step 3: Cross multiply
145,692,793.24x = 201,056,588.06 × 79,613,299.44 - Step 4: Simplify right side
145,692,793.24x = 16,006,778,349,605,508 - Step 5: Solve for x
x = 16,006,778,349,605,508/145,692,793.24 - Step 6: Final answer
x = 109,866,644.70
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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.