Finding the Fourth Proportional to 1,234,339,414,590.90, 1,703,004,097,773.20 and 713,305,014,406.70
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Solution
The fourth proportional to 1,234,339,414,590.90, 1,703,004,097,773.20 and 713,305,014,406.70 is: 984,138,842,312.99
Step by Step Solution
- Step 1: Write the proportion equation
1,234,339,414,590.90 : 1,703,004,097,773.20 = 713,305,014,406.70 : x - Step 2: Convert to fraction form
1,234,339,414,590.90/1,703,004,097,773.20 = 713,305,014,406.70/x - Step 3: Cross multiply
1,234,339,414,590.90x = 1,703,004,097,773.20 × 713,305,014,406.70 - Step 4: Simplify right side
1,234,339,414,590.90x = 1,214,761,362,496,781,356,630,016 - Step 5: Solve for x
x = 1,214,761,362,496,781,356,630,016/1,234,339,414,590.90 - Step 6: Final answer
x = 984,138,842,312.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.