Finding the Fourth Proportional to 107,106,652.74, 147,810,298.56 and 60,695,363.46
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Solution
The fourth proportional to 107,106,652.74, 147,810,298.56 and 60,695,363.46 is: 83,761,368.36
Step by Step Solution
- Step 1: Write the proportion equation
107,106,652.74 : 147,810,298.56 = 60,695,363.46 : x - Step 2: Convert to fraction form
107,106,652.74/147,810,298.56 = 60,695,363.46/x - Step 3: Cross multiply
107,106,652.74x = 147,810,298.56 × 60,695,363.46 - Step 4: Simplify right side
107,106,652.74x = 8,971,399,794,230,315 - Step 5: Solve for x
x = 8,971,399,794,230,315/107,106,652.74 - Step 6: Final answer
x = 83,761,368.36
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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.