Finding the Fourth Proportional to 410,963,287.09, 616,379,310.89 and 119,762,294.75
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Solution
The fourth proportional to 410,963,287.09, 616,379,310.89 and 119,762,294.75 is: 179,624,319.32
Step by Step Solution
- Step 1: Write the proportion equation
410,963,287.09 : 616,379,310.89 = 119,762,294.75 : x - Step 2: Convert to fraction form
410,963,287.09/616,379,310.89 = 119,762,294.75/x - Step 3: Cross multiply
410,963,287.09x = 616,379,310.89 × 119,762,294.75 - Step 4: Simplify right side
410,963,287.09x = 73,819,000,708,011,248 - Step 5: Solve for x
x = 73,819,000,708,011,248/410,963,287.09 - Step 6: Final answer
x = 179,624,319.32
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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.