Finding the Fourth Proportional to 9,505,031,148.20, 14,257,546,722.30 and 8,688,065,925.80
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Solution
The fourth proportional to 9,505,031,148.20, 14,257,546,722.30 and 8,688,065,925.80 is: 13,032,098,888.70
Step by Step Solution
- Step 1: Write the proportion equation
9,505,031,148.20 : 14,257,546,722.30 = 8,688,065,925.80 : x - Step 2: Convert to fraction form
9,505,031,148.20/14,257,546,722.30 = 8,688,065,925.80/x - Step 3: Cross multiply
9,505,031,148.20x = 14,257,546,722.30 × 8,688,065,925.80 - Step 4: Simplify right side
9,505,031,148.20x = 123,870,505,863,516,094,464 - Step 5: Solve for x
x = 123,870,505,863,516,094,464/9,505,031,148.20 - Step 6: Final answer
x = 13,032,098,888.70
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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.