Finding the Fourth Proportional to 771,534,140.98, 1,064,590,902.34 and 454,261,753.53
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Solution
The fourth proportional to 771,534,140.98, 1,064,590,902.34 and 454,261,753.53 is: 626,806,908.99
Step by Step Solution
- Step 1: Write the proportion equation
771,534,140.98 : 1,064,590,902.34 = 454,261,753.53 : x - Step 2: Convert to fraction form
771,534,140.98/1,064,590,902.34 = 454,261,753.53/x - Step 3: Cross multiply
771,534,140.98x = 1,064,590,902.34 × 454,261,753.53 - Step 4: Simplify right side
771,534,140.98x = 483,602,930,089,053,376 - Step 5: Solve for x
x = 483,602,930,089,053,376/771,534,140.98 - Step 6: Final answer
x = 626,806,908.99
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1.5x scale
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.