Finding the Fourth Proportional to 8,210,889,256.43, 11,331,266,209.49 and 4,642,519,548.51
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Solution
The fourth proportional to 8,210,889,256.43, 11,331,266,209.49 and 4,642,519,548.51 is: 6,406,812,130.09
Step by Step Solution
- Step 1: Write the proportion equation
8,210,889,256.43 : 11,331,266,209.49 = 4,642,519,548.51 : x - Step 2: Convert to fraction form
8,210,889,256.43/11,331,266,209.49 = 4,642,519,548.51/x - Step 3: Cross multiply
8,210,889,256.43x = 11,331,266,209.49 × 4,642,519,548.51 - Step 4: Simplify right side
8,210,889,256.43x = 52,605,624,886,942,064,640 - Step 5: Solve for x
x = 52,605,624,886,942,064,640/8,210,889,256.43 - Step 6: Final answer
x = 6,406,812,130.09
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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.