Finding the Fourth Proportional to 555,266,643.24, 832,993,604.00 and 186,713,986.06
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Solution
The fourth proportional to 555,266,643.24, 832,993,604.00 and 186,713,986.06 is: 280,102,466.19
Step by Step Solution
- Step 1: Write the proportion equation
555,266,643.24 : 832,993,604.00 = 186,713,986.06 : x - Step 2: Convert to fraction form
555,266,643.24/832,993,604.00 = 186,713,986.06/x - Step 3: Cross multiply
555,266,643.24x = 832,993,604.00 × 186,713,986.06 - Step 4: Simplify right side
555,266,643.24x = 155,531,556,164,391,584 - Step 5: Solve for x
x = 155,531,556,164,391,584/555,266,643.24 - Step 6: Final answer
x = 280,102,466.19
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.