Finding the Fourth Proportional to 5,227,742,541.24, 7,214,074,793.10 and 2,848,829,775.84
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Solution
The fourth proportional to 5,227,742,541.24, 7,214,074,793.10 and 2,848,829,775.84 is: 3,931,270,699.27
Step by Step Solution
- Step 1: Write the proportion equation
5,227,742,541.24 : 7,214,074,793.10 = 2,848,829,775.84 : x - Step 2: Convert to fraction form
5,227,742,541.24/7,214,074,793.10 = 2,848,829,775.84/x - Step 3: Cross multiply
5,227,742,541.24x = 7,214,074,793.10 × 2,848,829,775.84 - Step 4: Simplify right side
5,227,742,541.24x = 20,551,671,075,720,069,120 - Step 5: Solve for x
x = 20,551,671,075,720,069,120/5,227,742,541.24 - Step 6: Final answer
x = 3,931,270,699.27
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1.5x scale
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.