Finding the Fourth Proportional to 74,900,887,271.14, 103,374,416,042.28 and 58,963,497,973.82
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Solution
The fourth proportional to 74,900,887,271.14, 103,374,416,042.28 and 58,963,497,973.82 is: 81,378,437,464.82
Step by Step Solution
- Step 1: Write the proportion equation
74,900,887,271.14 : 103,374,416,042.28 = 58,963,497,973.82 : x - Step 2: Convert to fraction form
74,900,887,271.14/103,374,416,042.28 = 58,963,497,973.82/x - Step 3: Cross multiply
74,900,887,271.14x = 103,374,416,042.28 × 58,963,497,973.82 - Step 4: Simplify right side
74,900,887,271.14x = 6,095,317,170,853,802,672,128 - Step 5: Solve for x
x = 6,095,317,170,853,802,672,128/74,900,887,271.14 - Step 6: Final answer
x = 81,378,437,464.82
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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.