Finding the Fourth Proportional to 83,148,886.76, 124,721,230.62 and 22,563,038.12
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Solution
The fourth proportional to 83,148,886.76, 124,721,230.62 and 22,563,038.12 is: 33,843,987.46
Step by Step Solution
- Step 1: Write the proportion equation
83,148,886.76 : 124,721,230.62 = 22,563,038.12 : x - Step 2: Convert to fraction form
83,148,886.76/124,721,230.62 = 22,563,038.12/x - Step 3: Cross multiply
83,148,886.76x = 124,721,230.62 × 22,563,038.12 - Step 4: Simplify right side
83,148,886.76x = 2,814,089,880,852,371.50 - Step 5: Solve for x
x = 2,814,089,880,852,371.50/83,148,886.76 - Step 6: Final answer
x = 33,843,987.46
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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.