Finding the Fourth Proportional to 840,334,524.50, 1,159,667,250.03 and 458,859,207.99
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Solution
The fourth proportional to 840,334,524.50, 1,159,667,250.03 and 458,859,207.99 is: 633,228,768.27
Step by Step Solution
- Step 1: Write the proportion equation
840,334,524.50 : 1,159,667,250.03 = 458,859,207.99 : x - Step 2: Convert to fraction form
840,334,524.50/1,159,667,250.03 = 458,859,207.99/x - Step 3: Cross multiply
840,334,524.50x = 1,159,667,250.03 × 458,859,207.99 - Step 4: Simplify right side
840,334,524.50x = 532,123,995,885,055,808 - Step 5: Solve for x
x = 532,123,995,885,055,808/840,334,524.50 - Step 6: Final answer
x = 633,228,768.27
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1.5x scale
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.