Finding the Fourth Proportional to 418,878,356.76, 628,107,320.70 and 244,057,887.36
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Solution
The fourth proportional to 418,878,356.76, 628,107,320.70 and 244,057,887.36 is: 365,964,350.39
Step by Step Solution
- Step 1: Write the proportion equation
418,878,356.76 : 628,107,320.70 = 244,057,887.36 : x - Step 2: Convert to fraction form
418,878,356.76/628,107,320.70 = 244,057,887.36/x - Step 3: Cross multiply
418,878,356.76x = 628,107,320.70 × 244,057,887.36 - Step 4: Simplify right side
418,878,356.76x = 153,294,545,725,392,032 - Step 5: Solve for x
x = 153,294,545,725,392,032/418,878,356.76 - Step 6: Final answer
x = 365,964,350.39
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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.