Home / 896,809,467.20-1,345,214,200.80-667,226,955.20

Finding the Fourth Proportional to 896,809,467.20, 1,345,214,200.80 and 667,226,955.20

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Solution

The fourth proportional to 896,809,467.20, 1,345,214,200.80 and 667,226,955.20 is: 1,000,840,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,809,467.20 : 1,345,214,200.80 = 667,226,955.20 : x
  2. Step 2: Convert to fraction form
    896,809,467.20/1,345,214,200.80 = 667,226,955.20/x
  3. Step 3: Cross multiply
    896,809,467.20x = 1,345,214,200.80 × 667,226,955.20
  4. Step 4: Simplify right side
    896,809,467.20x = 897,563,175,291,585,408
  5. Step 5: Solve for x
    x = 897,563,175,291,585,408/896,809,467.20
  6. Step 6: Final answer
    x = 1,000,840,432.80

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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.