Finding the Fourth Proportional to 147,624,805.10, 221,437,207.65 and 61,334,533.10
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Solution
The fourth proportional to 147,624,805.10, 221,437,207.65 and 61,334,533.10 is: 92,001,799.65
Step by Step Solution
- Step 1: Write the proportion equation
147,624,805.10 : 221,437,207.65 = 61,334,533.10 : x - Step 2: Convert to fraction form
147,624,805.10/221,437,207.65 = 61,334,533.10/x - Step 3: Cross multiply
147,624,805.10x = 221,437,207.65 × 61,334,533.10 - Step 4: Simplify right side
147,624,805.10x = 13,581,747,742,180,498 - Step 5: Solve for x
x = 13,581,747,742,180,498/147,624,805.10 - Step 6: Final answer
x = 92,001,799.65
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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.