Finding the Fourth Proportional to 5,087,232,804.70, 7,630,849,207.05 and 1,593,930,123.10
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Solution
The fourth proportional to 5,087,232,804.70, 7,630,849,207.05 and 1,593,930,123.10 is: 2,390,895,184.65
Step by Step Solution
- Step 1: Write the proportion equation
5,087,232,804.70 : 7,630,849,207.05 = 1,593,930,123.10 : x - Step 2: Convert to fraction form
5,087,232,804.70/7,630,849,207.05 = 1,593,930,123.10/x - Step 3: Cross multiply
5,087,232,804.70x = 7,630,849,207.05 × 1,593,930,123.10 - Step 4: Simplify right side
5,087,232,804.70x = 12,163,040,415,950,743,552 - Step 5: Solve for x
x = 12,163,040,415,950,743,552/5,087,232,804.70 - Step 6: Final answer
x = 2,390,895,184.65
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Double scale
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Similar ratio
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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.