Finding the Fourth Proportional to 610,923,725.22, 843,102,502.86 and 360,038,705.70
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Solution
The fourth proportional to 610,923,725.22, 843,102,502.86 and 360,038,705.70 is: 496,869,775.02
Step by Step Solution
- Step 1: Write the proportion equation
610,923,725.22 : 843,102,502.86 = 360,038,705.70 : x - Step 2: Convert to fraction form
610,923,725.22/843,102,502.86 = 360,038,705.70/x - Step 3: Cross multiply
610,923,725.22x = 843,102,502.86 × 360,038,705.70 - Step 4: Simplify right side
610,923,725.22x = 303,549,533,902,144,960 - Step 5: Solve for x
x = 303,549,533,902,144,960/610,923,725.22 - Step 6: Final answer
x = 496,869,775.02
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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.