Finding the Fourth Proportional to 39,166,724,215.08, 54,050,262,455.16 and 22,251,299,964.52
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Solution
The fourth proportional to 39,166,724,215.08, 54,050,262,455.16 and 22,251,299,964.52 is: 30,706,897,938.32
Step by Step Solution
- Step 1: Write the proportion equation
39,166,724,215.08 : 54,050,262,455.16 = 22,251,299,964.52 : x - Step 2: Convert to fraction form
39,166,724,215.08/54,050,262,455.16 = 22,251,299,964.52/x - Step 3: Cross multiply
39,166,724,215.08x = 54,050,262,455.16 × 22,251,299,964.52 - Step 4: Simplify right side
39,166,724,215.08x = 1,202,688,603,050,798,481,408 - Step 5: Solve for x
x = 1,202,688,603,050,798,481,408/39,166,724,215.08 - Step 6: Final answer
x = 30,706,897,938.32
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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.