Finding the Fourth Proportional to 320,801,781.84, 481,125,624.66 and 148,112,675.16
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Solution
The fourth proportional to 320,801,781.84, 481,125,624.66 and 148,112,675.16 is: 222,133,439.99
Step by Step Solution
- Step 1: Write the proportion equation
320,801,781.84 : 481,125,624.66 = 148,112,675.16 : x - Step 2: Convert to fraction form
320,801,781.84/481,125,624.66 = 148,112,675.16/x - Step 3: Cross multiply
320,801,781.84x = 481,125,624.66 × 148,112,675.16 - Step 4: Simplify right side
320,801,781.84x = 71,260,803,356,418,664 - Step 5: Solve for x
x = 71,260,803,356,418,664/320,801,781.84 - Step 6: Final answer
x = 222,133,439.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.