Finding the Fourth Proportional to 970,364,375.98, 1,339,749,220.53 and 574,014,693.94
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Solution
The fourth proportional to 970,364,375.98, 1,339,749,220.53 and 574,014,693.94 is: 792,522,641.82
Step by Step Solution
- Step 1: Write the proportion equation
970,364,375.98 : 1,339,749,220.53 = 574,014,693.94 : x - Step 2: Convert to fraction form
970,364,375.98/1,339,749,220.53 = 574,014,693.94/x - Step 3: Cross multiply
970,364,375.98x = 1,339,749,220.53 × 574,014,693.94 - Step 4: Simplify right side
970,364,375.98x = 769,035,738,778,881,536 - Step 5: Solve for x
x = 769,035,738,778,881,536/970,364,375.98 - Step 6: Final answer
x = 792,522,641.82
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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.