Finding the Fourth Proportional to 13,160,762,373.36, 19,744,410,938.04 and 6,531,502,779.12
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Solution
The fourth proportional to 13,160,762,373.36, 19,744,410,938.04 and 6,531,502,779.12 is: 9,798,875,722.80
Step by Step Solution
- Step 1: Write the proportion equation
13,160,762,373.36 : 19,744,410,938.04 = 6,531,502,779.12 : x - Step 2: Convert to fraction form
13,160,762,373.36/19,744,410,938.04 = 6,531,502,779.12/x - Step 3: Cross multiply
13,160,762,373.36x = 19,744,410,938.04 × 6,531,502,779.12 - Step 4: Simplify right side
13,160,762,373.36x = 128,960,674,913,895,596,032 - Step 5: Solve for x
x = 128,960,674,913,895,596,032/13,160,762,373.36 - Step 6: Final answer
x = 9,798,875,722.80
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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.