Finding the Fourth Proportional to 93,750,489.30, 140,625,733.95 and 57,470,783.70
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Solution
The fourth proportional to 93,750,489.30, 140,625,733.95 and 57,470,783.70 is: 86,206,175.55
Step by Step Solution
- Step 1: Write the proportion equation
93,750,489.30 : 140,625,733.95 = 57,470,783.70 : x - Step 2: Convert to fraction form
93,750,489.30/140,625,733.95 = 57,470,783.70/x - Step 3: Cross multiply
93,750,489.30x = 140,625,733.95 × 57,470,783.70 - Step 4: Simplify right side
93,750,489.30x = 8,081,871,138,494,196 - Step 5: Solve for x
x = 8,081,871,138,494,196/93,750,489.30 - Step 6: Final answer
x = 86,206,175.55
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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.