Finding the Fourth Proportional to 93,025,352.88, 128,374,987.14 and 51,781,988.34
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Solution
The fourth proportional to 93,025,352.88, 128,374,987.14 and 51,781,988.34 is: 71,459,144.00
Step by Step Solution
- Step 1: Write the proportion equation
93,025,352.88 : 128,374,987.14 = 51,781,988.34 : x - Step 2: Convert to fraction form
93,025,352.88/128,374,987.14 = 51,781,988.34/x - Step 3: Cross multiply
93,025,352.88x = 128,374,987.14 × 51,781,988.34 - Step 4: Simplify right side
93,025,352.88x = 6,647,512,087,231,130 - Step 5: Solve for x
x = 6,647,512,087,231,130/93,025,352.88 - Step 6: Final answer
x = 71,459,144.00
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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.