Finding the Fourth Proportional to 75,110,209.41, 112,529,109.85 and 73,475,779.23
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Solution
The fourth proportional to 75,110,209.41, 112,529,109.85 and 73,475,779.23 is: 110,080,428.44
Step by Step Solution
- Step 1: Write the proportion equation
75,110,209.41 : 112,529,109.85 = 73,475,779.23 : x - Step 2: Convert to fraction form
75,110,209.41/112,529,109.85 = 73,475,779.23/x - Step 3: Cross multiply
75,110,209.41x = 112,529,109.85 × 73,475,779.23 - Step 4: Simplify right side
75,110,209.41x = 8,268,164,032,199,718 - Step 5: Solve for x
x = 8,268,164,032,199,718/75,110,209.41 - Step 6: Final answer
x = 110,080,428.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.