Finding the Fourth Proportional to 70,461,845.52, 97,238,162.52 and 39,100,537.68
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Solution
The fourth proportional to 70,461,845.52, 97,238,162.52 and 39,100,537.68 is: 53,959,194.65
Step by Step Solution
- Step 1: Write the proportion equation
70,461,845.52 : 97,238,162.52 = 39,100,537.68 : x - Step 2: Convert to fraction form
70,461,845.52/97,238,162.52 = 39,100,537.68/x - Step 3: Cross multiply
70,461,845.52x = 97,238,162.52 × 39,100,537.68 - Step 4: Simplify right side
70,461,845.52x = 3,802,064,437,547,223.50 - Step 5: Solve for x
x = 3,802,064,437,547,223.50/70,461,845.52 - Step 6: Final answer
x = 53,959,194.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.