Finding the Fourth Proportional to 513,048,359.98, 769,561,758.06 and 124,873,355.98
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Solution
The fourth proportional to 513,048,359.98, 769,561,758.06 and 124,873,355.98 is: 187,307,409.71
Step by Step Solution
- Step 1: Write the proportion equation
513,048,359.98 : 769,561,758.06 = 124,873,355.98 : x - Step 2: Convert to fraction form
513,048,359.98/769,561,758.06 = 124,873,355.98/x - Step 3: Cross multiply
513,048,359.98x = 769,561,758.06 × 124,873,355.98 - Step 4: Simplify right side
513,048,359.98x = 96,097,759,362,821,008 - Step 5: Solve for x
x = 96,097,759,362,821,008/513,048,359.98 - Step 6: Final answer
x = 187,307,409.71
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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.