Finding the Fourth Proportional to 134,155,386.08, 185,129,037.50 and 75,416,799.14
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Solution
The fourth proportional to 134,155,386.08, 185,129,037.50 and 75,416,799.14 is: 104,072,149.80
Step by Step Solution
- Step 1: Write the proportion equation
134,155,386.08 : 185,129,037.50 = 75,416,799.14 : x - Step 2: Convert to fraction form
134,155,386.08/185,129,037.50 = 75,416,799.14/x - Step 3: Cross multiply
134,155,386.08x = 185,129,037.50 × 75,416,799.14 - Step 4: Simplify right side
134,155,386.08x = 13,961,839,436,119,028 - Step 5: Solve for x
x = 13,961,839,436,119,028/134,155,386.08 - Step 6: Final answer
x = 104,072,149.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.