Finding the Fourth Proportional to 134,742,401.70, 202,113,602.55 and 130,963,265.70
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Solution
The fourth proportional to 134,742,401.70, 202,113,602.55 and 130,963,265.70 is: 196,444,898.55
Step by Step Solution
- Step 1: Write the proportion equation
134,742,401.70 : 202,113,602.55 = 130,963,265.70 : x - Step 2: Convert to fraction form
134,742,401.70/202,113,602.55 = 130,963,265.70/x - Step 3: Cross multiply
134,742,401.70x = 202,113,602.55 × 130,963,265.70 - Step 4: Simplify right side
134,742,401.70x = 26,469,457,432,339,848 - Step 5: Solve for x
x = 26,469,457,432,339,848/134,742,401.70 - Step 6: Final answer
x = 196,444,898.55
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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.