Finding the Fourth Proportional to 97,615,907.34, 134,709,900.03 and 53,563,195.50
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Solution
The fourth proportional to 97,615,907.34, 134,709,900.03 and 53,563,195.50 is: 73,917,181.20
Step by Step Solution
- Step 1: Write the proportion equation
97,615,907.34 : 134,709,900.03 = 53,563,195.50 : x - Step 2: Convert to fraction form
97,615,907.34/134,709,900.03 = 53,563,195.50/x - Step 3: Cross multiply
97,615,907.34x = 134,709,900.03 × 53,563,195.50 - Step 4: Simplify right side
97,615,907.34x = 7,215,492,711,092,346 - Step 5: Solve for x
x = 7,215,492,711,092,346/97,615,907.34 - Step 6: Final answer
x = 73,917,181.20
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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.