Finding the Fourth Proportional to 8,597,767,999.32, 12,901,566,500.14 and 4,667,793,690.60
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Solution
The fourth proportional to 8,597,767,999.32, 12,901,566,500.14 and 4,667,793,690.60 is: 7,004,358,655.99
Step by Step Solution
- Step 1: Write the proportion equation
8,597,767,999.32 : 12,901,566,500.14 = 4,667,793,690.60 : x - Step 2: Convert to fraction form
8,597,767,999.32/12,901,566,500.14 = 4,667,793,690.60/x - Step 3: Cross multiply
8,597,767,999.32x = 12,901,566,500.14 × 4,667,793,690.60 - Step 4: Simplify right side
8,597,767,999.32x = 60,221,850,708,209,819,648 - Step 5: Solve for x
x = 60,221,850,708,209,819,648/8,597,767,999.32 - Step 6: Final answer
x = 7,004,358,655.99
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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.