Finding the Fourth Proportional to 56,648,437.95, 84,972,376.53 and 48,948,652.02
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Solution
The fourth proportional to 56,648,437.95, 84,972,376.53 and 48,948,652.02 is: 73,422,735.75
Step by Step Solution
- Step 1: Write the proportion equation
56,648,437.95 : 84,972,376.53 = 48,948,652.02 : x - Step 2: Convert to fraction form
56,648,437.95/84,972,376.53 = 48,948,652.02/x - Step 3: Cross multiply
56,648,437.95x = 84,972,376.53 × 48,948,652.02 - Step 4: Simplify right side
56,648,437.95x = 4,159,283,290,079,385.50 - Step 5: Solve for x
x = 4,159,283,290,079,385.50/56,648,437.95 - Step 6: Final answer
x = 73,422,735.75
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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.