Finding the Fourth Proportional to 97,717,038.40, 146,482,245.60 and 36,289,748.80
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Solution
The fourth proportional to 97,717,038.40, 146,482,245.60 and 36,289,748.80 is: 54,399,969.38
Step by Step Solution
- Step 1: Write the proportion equation
97,717,038.40 : 146,482,245.60 = 36,289,748.80 : x - Step 2: Convert to fraction form
97,717,038.40/146,482,245.60 = 36,289,748.80/x - Step 3: Cross multiply
97,717,038.40x = 146,482,245.60 × 36,289,748.80 - Step 4: Simplify right side
97,717,038.40x = 5,315,803,896,483,905 - Step 5: Solve for x
x = 5,315,803,896,483,905/97,717,038.40 - Step 6: Final answer
x = 54,399,969.38
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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.