Finding the Fourth Proportional to 5,728,688,888,740, 7,905,550,449,807.50 and 3,127,403,223,132.80
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Solution
The fourth proportional to 5,728,688,888,740, 7,905,550,449,807.50 and 3,127,403,223,132.80 is: 4,315,794,492,866.03
Step by Step Solution
- Step 1: Write the proportion equation
5,728,688,888,740 : 7,905,550,449,807.50 = 3,127,403,223,132.80 : x - Step 2: Convert to fraction form
5,728,688,888,740/7,905,550,449,807.50 = 3,127,403,223,132.80/x - Step 3: Cross multiply
5,728,688,888,740x = 7,905,550,449,807.50 × 3,127,403,223,132.80 - Step 4: Simplify right side
5,728,688,888,740x = 24,723,843,957,366,931,836,633,088 - Step 5: Solve for x
x = 24,723,843,957,366,931,836,633,088/5,728,688,888,740 - Step 6: Final answer
x = 4,315,794,492,866.03
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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.