Home / 347,680,512,054.80-521,520,768,082.20-291,891,961,638.80

Finding the Fourth Proportional to 347,680,512,054.80, 521,520,768,082.20 and 291,891,961,638.80

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Solution

The fourth proportional to 347,680,512,054.80, 521,520,768,082.20 and 291,891,961,638.80 is: 437,837,942,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,512,054.80 : 521,520,768,082.20 = 291,891,961,638.80 : x
  2. Step 2: Convert to fraction form
    347,680,512,054.80/521,520,768,082.20 = 291,891,961,638.80/x
  3. Step 3: Cross multiply
    347,680,512,054.80x = 521,520,768,082.20 × 291,891,961,638.80
  4. Step 4: Simplify right side
    347,680,512,054.80x = 152,227,720,030,887,039,991,808
  5. Step 5: Solve for x
    x = 152,227,720,030,887,039,991,808/347,680,512,054.80
  6. Step 6: Final answer
    x = 437,837,942,458.20

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1.5x scale

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.