Finding the Fourth Proportional to 237,859,267.77, 328,248,028.08 and 133,439,580.42
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Solution
The fourth proportional to 237,859,267.77, 328,248,028.08 and 133,439,580.42 is: 184,147,876.82
Step by Step Solution
- Step 1: Write the proportion equation
237,859,267.77 : 328,248,028.08 = 133,439,580.42 : x - Step 2: Convert to fraction form
237,859,267.77/328,248,028.08 = 133,439,580.42/x - Step 3: Cross multiply
237,859,267.77x = 328,248,028.08 × 133,439,580.42 - Step 4: Simplify right side
237,859,267.77x = 43,801,279,140,020,376 - Step 5: Solve for x
x = 43,801,279,140,020,376/237,859,267.77 - Step 6: Final answer
x = 184,147,876.82
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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.