Finding the Fourth Proportional to 145,782,696.08, 201,184,319.48 and 80,596,799.12
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Solution
The fourth proportional to 145,782,696.08, 201,184,319.48 and 80,596,799.12 is: 111,225,904.17
Step by Step Solution
- Step 1: Write the proportion equation
145,782,696.08 : 201,184,319.48 = 80,596,799.12 : x - Step 2: Convert to fraction form
145,782,696.08/201,184,319.48 = 80,596,799.12/x - Step 3: Cross multiply
145,782,696.08x = 201,184,319.48 × 80,596,799.12 - Step 4: Simplify right side
145,782,696.08x = 16,214,812,183,223,462 - Step 5: Solve for x
x = 16,214,812,183,223,462/145,782,696.08 - Step 6: Final answer
x = 111,225,904.17
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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.