Finding the Fourth Proportional to 9,702,212,833.20, 14,553,319,249.80 and 9,620,583,495.60
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Solution
The fourth proportional to 9,702,212,833.20, 14,553,319,249.80 and 9,620,583,495.60 is: 14,430,875,243.40
Step by Step Solution
- Step 1: Write the proportion equation
9,702,212,833.20 : 14,553,319,249.80 = 9,620,583,495.60 : x - Step 2: Convert to fraction form
9,702,212,833.20/14,553,319,249.80 = 9,620,583,495.60/x - Step 3: Cross multiply
9,702,212,833.20x = 14,553,319,249.80 × 9,620,583,495.60 - Step 4: Simplify right side
9,702,212,833.20x = 140,011,422,980,823,646,208 - Step 5: Solve for x
x = 140,011,422,980,823,646,208/9,702,212,833.20 - Step 6: Final answer
x = 14,430,875,243.40
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1.5x scale
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.