Finding the Fourth Proportional to 117,723,032.06, 176,465,841.98 and 74,035,012.19
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Solution
The fourth proportional to 117,723,032.06, 176,465,841.98 and 74,035,012.19 is: 110,977,865.02
Step by Step Solution
- Step 1: Write the proportion equation
117,723,032.06 : 176,465,841.98 = 74,035,012.19 : x - Step 2: Convert to fraction form
117,723,032.06/176,465,841.98 = 74,035,012.19/x - Step 3: Cross multiply
117,723,032.06x = 176,465,841.98 × 74,035,012.19 - Step 4: Simplify right side
117,723,032.06x = 13,064,650,760,855,410 - Step 5: Solve for x
x = 13,064,650,760,855,410/117,723,032.06 - Step 6: Final answer
x = 110,977,865.02
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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.