Home / 4,284,406,123.76-6,423,675,292.20-2,181,812,512.88

Finding the Fourth Proportional to 4,284,406,123.76, 6,423,675,292.20 and 2,181,812,512.88

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Solution

The fourth proportional to 4,284,406,123.76, 6,423,675,292.20 and 2,181,812,512.88 is: 3,271,224,698.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284,406,123.76 : 6,423,675,292.20 = 2,181,812,512.88 : x
  2. Step 2: Convert to fraction form
    4,284,406,123.76/6,423,675,292.20 = 2,181,812,512.88/x
  3. Step 3: Cross multiply
    4,284,406,123.76x = 6,423,675,292.20 × 2,181,812,512.88
  4. Step 4: Simplify right side
    4,284,406,123.76x = 14,015,255,131,200,051,200
  5. Step 5: Solve for x
    x = 14,015,255,131,200,051,200/4,284,406,123.76
  6. Step 6: Final answer
    x = 3,271,224,698.68

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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.