Finding the Fourth Proportional to 141,187,369.08, 211,793,258.49 and 38,951,406.70
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Solution
The fourth proportional to 141,187,369.08, 211,793,258.49 and 38,951,406.70 is: 58,430,477.18
Step by Step Solution
- Step 1: Write the proportion equation
141,187,369.08 : 211,793,258.49 = 38,951,406.70 : x - Step 2: Convert to fraction form
141,187,369.08/211,793,258.49 = 38,951,406.70/x - Step 3: Cross multiply
141,187,369.08x = 211,793,258.49 × 38,951,406.70 - Step 4: Simplify right side
141,187,369.08x = 8,249,645,347,762,219 - Step 5: Solve for x
x = 8,249,645,347,762,219/141,187,369.08 - Step 6: Final answer
x = 58,430,477.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.