Home / 850,375,474.57-1,173,518,145.15-459,234,898.57

Finding the Fourth Proportional to 850,375,474.57, 1,173,518,145.15 and 459,234,898.57

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Solution

The fourth proportional to 850,375,474.57, 1,173,518,145.15 and 459,234,898.57 is: 633,744,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,375,474.57 : 1,173,518,145.15 = 459,234,898.57 : x
  2. Step 2: Convert to fraction form
    850,375,474.57/1,173,518,145.15 = 459,234,898.57/x
  3. Step 3: Cross multiply
    850,375,474.57x = 1,173,518,145.15 × 459,234,898.57
  4. Step 4: Simplify right side
    850,375,474.57x = 538,920,486,358,014,848
  5. Step 5: Solve for x
    x = 538,920,486,358,014,848/850,375,474.57
  6. Step 6: Final answer
    x = 633,744,154.76

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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.