Finding the Fourth Proportional to 53,681,814,243.48, 74,080,985,285.34 and 29,919,514,068.12
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Solution
The fourth proportional to 53,681,814,243.48, 74,080,985,285.34 and 29,919,514,068.12 is: 41,288,974,910.05
Step by Step Solution
- Step 1: Write the proportion equation
53,681,814,243.48 : 74,080,985,285.34 = 29,919,514,068.12 : x - Step 2: Convert to fraction form
53,681,814,243.48/74,080,985,285.34 = 29,919,514,068.12/x - Step 3: Cross multiply
53,681,814,243.48x = 74,080,985,285.34 × 29,919,514,068.12 - Step 4: Simplify right side
53,681,814,243.48x = 2,216,467,081,424,920,641,536 - Step 5: Solve for x
x = 2,216,467,081,424,920,641,536/53,681,814,243.48 - Step 6: Final answer
x = 41,288,974,910.05
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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.