Finding the Fourth Proportional to 144,778,565,678.19, 217,199,264,947.86 and 44,046,815,354.09
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Solution
The fourth proportional to 144,778,565,678.19, 217,199,264,947.86 and 44,046,815,354.09 is: 66,079,781,032.41
Step by Step Solution
- Step 1: Write the proportion equation
144,778,565,678.19 : 217,199,264,947.86 = 44,046,815,354.09 : x - Step 2: Convert to fraction form
144,778,565,678.19/217,199,264,947.86 = 44,046,815,354.09/x - Step 3: Cross multiply
144,778,565,678.19x = 217,199,264,947.86 × 44,046,815,354.09 - Step 4: Simplify right side
144,778,565,678.19x = 9,566,935,918,201,375,031,296 - Step 5: Solve for x
x = 9,566,935,918,201,375,031,296/144,778,565,678.19 - Step 6: Final answer
x = 66,079,781,032.41
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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.