Finding the Fourth Proportional to 1,414,630,910.90, 2,119,600,513.62 and 860,256,394.70
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Solution
The fourth proportional to 1,414,630,910.90, 2,119,600,513.62 and 860,256,394.70 is: 1,288,958,046.94
Step by Step Solution
- Step 1: Write the proportion equation
1,414,630,910.90 : 2,119,600,513.62 = 860,256,394.70 : x - Step 2: Convert to fraction form
1,414,630,910.90/2,119,600,513.62 = 860,256,394.70/x - Step 3: Cross multiply
1,414,630,910.90x = 2,119,600,513.62 × 860,256,394.70 - Step 4: Simplify right side
1,414,630,910.90x = 1,823,399,896,051,009,536 - Step 5: Solve for x
x = 1,823,399,896,051,009,536/1,414,630,910.90 - Step 6: Final answer
x = 1,288,958,046.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.