Finding the Fourth Proportional to 613,282,918,343.70, 919,924,377,515.55 and 613,282,918,343.70
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Solution
The fourth proportional to 613,282,918,343.70, 919,924,377,515.55 and 613,282,918,343.70 is: 919,924,377,515.55
Step by Step Solution
- Step 1: Write the proportion equation
613,282,918,343.70 : 919,924,377,515.55 = 613,282,918,343.70 : x - Step 2: Convert to fraction form
613,282,918,343.70/919,924,377,515.55 = 613,282,918,343.70/x - Step 3: Cross multiply
613,282,918,343.70x = 919,924,377,515.55 × 613,282,918,343.70 - Step 4: Simplify right side
613,282,918,343.70x = 564,173,906,898,248,091,566,080 - Step 5: Solve for x
x = 564,173,906,898,248,091,566,080/613,282,918,343.70 - Step 6: Final answer
x = 919,924,377,515.55
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Double scale
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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.