Finding the Fourth Proportional to 860,140,944,000.70, 1,290,211,416,001 and 860,140,944,000.70
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Solution
The fourth proportional to 860,140,944,000.70, 1,290,211,416,001 and 860,140,944,000.70 is: 1,290,211,416,001
Step by Step Solution
- Step 1: Write the proportion equation
860,140,944,000.70 : 1,290,211,416,001 = 860,140,944,000.70 : x - Step 2: Convert to fraction form
860,140,944,000.70/1,290,211,416,001 = 860,140,944,000.70/x - Step 3: Cross multiply
860,140,944,000.70x = 1,290,211,416,001 × 860,140,944,000.70 - Step 4: Simplify right side
860,140,944,000.70x = 1,109,763,665,319,579,896,250,368 - Step 5: Solve for x
x = 1,109,763,665,319,579,896,250,368/860,140,944,000.70 - Step 6: Final answer
x = 1,290,211,416,001
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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.