Finding the Fourth Proportional to 741,896,605.14, 1,112,973,237.99 and 250,613,451.78
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Solution
The fourth proportional to 741,896,605.14, 1,112,973,237.99 and 250,613,451.78 is: 375,963,527.77
Step by Step Solution
- Step 1: Write the proportion equation
741,896,605.14 : 1,112,973,237.99 = 250,613,451.78 : x - Step 2: Convert to fraction form
741,896,605.14/1,112,973,237.99 = 250,613,451.78/x - Step 3: Cross multiply
741,896,605.14x = 1,112,973,237.99 × 250,613,451.78 - Step 4: Simplify right side
741,896,605.14x = 278,926,064,911,437,344 - Step 5: Solve for x
x = 278,926,064,911,437,344/741,896,605.14 - Step 6: Final answer
x = 375,963,527.77
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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.