Home / 1,429,408,630.44-2,143,630,913.45-543,883,771.98

Finding the Fourth Proportional to 1,429,408,630.44, 2,143,630,913.45 and 543,883,771.98

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Solution

The fourth proportional to 1,429,408,630.44, 2,143,630,913.45 and 543,883,771.98 is: 815,642,246.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,408,630.44 : 2,143,630,913.45 = 543,883,771.98 : x
  2. Step 2: Convert to fraction form
    1,429,408,630.44/2,143,630,913.45 = 543,883,771.98/x
  3. Step 3: Cross multiply
    1,429,408,630.44x = 2,143,630,913.45 × 543,883,771.98
  4. Step 4: Simplify right side
    1,429,408,630.44x = 1,165,886,066,937,399,552
  5. Step 5: Solve for x
    x = 1,165,886,066,937,399,552/1,429,408,630.44
  6. Step 6: Final answer
    x = 815,642,246.81

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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.