Finding the Fourth Proportional to 110,956,202.03, 153,082,474.43 and 64,536,602.15
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Solution
The fourth proportional to 110,956,202.03, 153,082,474.43 and 64,536,602.15 is: 89,038,941.20
Step by Step Solution
- Step 1: Write the proportion equation
110,956,202.03 : 153,082,474.43 = 64,536,602.15 : x - Step 2: Convert to fraction form
110,956,202.03/153,082,474.43 = 64,536,602.15/x - Step 3: Cross multiply
110,956,202.03x = 153,082,474.43 × 64,536,602.15 - Step 4: Simplify right side
110,956,202.03x = 9,879,422,748,486,482 - Step 5: Solve for x
x = 9,879,422,748,486,482/110,956,202.03 - Step 6: Final answer
x = 89,038,941.20
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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.