Finding the Fourth Proportional to 84,788,038,861.17, 127,219,615,866.16 and 44,441,301,972.94
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Solution
The fourth proportional to 84,788,038,861.17, 127,219,615,866.16 and 44,441,301,972.94 is: 66,681,638,607.63
Step by Step Solution
- Step 1: Write the proportion equation
84,788,038,861.17 : 127,219,615,866.16 = 44,441,301,972.94 : x - Step 2: Convert to fraction form
84,788,038,861.17/127,219,615,866.16 = 44,441,301,972.94/x - Step 3: Cross multiply
84,788,038,861.17x = 127,219,615,866.16 × 44,441,301,972.94 - Step 4: Simplify right side
84,788,038,861.17x = 5,653,805,365,589,572,583,424 - Step 5: Solve for x
x = 5,653,805,365,589,572,583,424/84,788,038,861.17 - Step 6: Final answer
x = 66,681,638,607.63
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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.