Finding the Fourth Proportional to 47,266,235.40, 70,927,346.70 and 34,454,497.80
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Solution
The fourth proportional to 47,266,235.40, 70,927,346.70 and 34,454,497.80 is: 51,702,152.50
Step by Step Solution
- Step 1: Write the proportion equation
47,266,235.40 : 70,927,346.70 = 34,454,497.80 : x - Step 2: Convert to fraction form
47,266,235.40/70,927,346.70 = 34,454,497.80/x - Step 3: Cross multiply
47,266,235.40x = 70,927,346.70 × 34,454,497.80 - Step 4: Simplify right side
47,266,235.40x = 2,443,766,110,834,987 - Step 5: Solve for x
x = 2,443,766,110,834,987/47,266,235.40 - Step 6: Final answer
x = 51,702,152.50
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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.