Finding the Fourth Proportional to 6,287,434,248.08, 8,676,686,237.36 and 3,429,638,739.52
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Solution
The fourth proportional to 6,287,434,248.08, 8,676,686,237.36 and 3,429,638,739.52 is: 4,732,916,174.73
Step by Step Solution
- Step 1: Write the proportion equation
6,287,434,248.08 : 8,676,686,237.36 = 3,429,638,739.52 : x - Step 2: Convert to fraction form
6,287,434,248.08/8,676,686,237.36 = 3,429,638,739.52/x - Step 3: Cross multiply
6,287,434,248.08x = 8,676,686,237.36 × 3,429,638,739.52 - Step 4: Simplify right side
6,287,434,248.08x = 29,757,899,250,309,881,856 - Step 5: Solve for x
x = 29,757,899,250,309,881,856/6,287,434,248.08 - Step 6: Final answer
x = 4,732,916,174.73
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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.