Finding the Fourth Proportional to 162,991,497.85, 224,907,851.67 and 110,183,106.06
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Solution
The fourth proportional to 162,991,497.85, 224,907,851.67 and 110,183,106.06 is: 152,038,885.47
Step by Step Solution
- Step 1: Write the proportion equation
162,991,497.85 : 224,907,851.67 = 110,183,106.06 : x - Step 2: Convert to fraction form
162,991,497.85/224,907,851.67 = 110,183,106.06/x - Step 3: Cross multiply
162,991,497.85x = 224,907,851.67 × 110,183,106.06 - Step 4: Simplify right side
162,991,497.85x = 24,781,045,674,282,356 - Step 5: Solve for x
x = 24,781,045,674,282,356/162,991,497.85 - Step 6: Final answer
x = 152,038,885.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.