Finding the Fourth Proportional to 437,001,997.44, 603,055,718.55 and 238,759,235.53
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Solution
The fourth proportional to 437,001,997.44, 603,055,718.55 and 238,759,235.53 is: 329,483,899.82
Step by Step Solution
- Step 1: Write the proportion equation
437,001,997.44 : 603,055,718.55 = 238,759,235.53 : x - Step 2: Convert to fraction form
437,001,997.44/603,055,718.55 = 238,759,235.53/x - Step 3: Cross multiply
437,001,997.44x = 603,055,718.55 × 238,759,235.53 - Step 4: Simplify right side
437,001,997.44x = 143,985,122,345,545,280 - Step 5: Solve for x
x = 143,985,122,345,545,280/437,001,997.44 - Step 6: Final answer
x = 329,483,899.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.