Finding the Fourth Proportional to 65,148,924.60, 97,723,386.90 and 49,843,423.80
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Solution
The fourth proportional to 65,148,924.60, 97,723,386.90 and 49,843,423.80 is: 74,765,135.70
Step by Step Solution
- Step 1: Write the proportion equation
65,148,924.60 : 97,723,386.90 = 49,843,423.80 : x - Step 2: Convert to fraction form
65,148,924.60/97,723,386.90 = 49,843,423.80/x - Step 3: Cross multiply
65,148,924.60x = 97,723,386.90 × 49,843,423.80 - Step 4: Simplify right side
65,148,924.60x = 4,870,868,188,428,068 - Step 5: Solve for x
x = 4,870,868,188,428,068/65,148,924.60 - Step 6: Final answer
x = 74,765,135.70
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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.