Home / 2,615,812,453.76-3,609,794,834.34-1,426,378,415.72

Finding the Fourth Proportional to 2,615,812,453.76, 3,609,794,834.34 and 1,426,378,415.72

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Solution

The fourth proportional to 2,615,812,453.76, 3,609,794,834.34 and 1,426,378,415.72 is: 1,968,387,844.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615,812,453.76 : 3,609,794,834.34 = 1,426,378,415.72 : x
  2. Step 2: Convert to fraction form
    2,615,812,453.76/3,609,794,834.34 = 1,426,378,415.72/x
  3. Step 3: Cross multiply
    2,615,812,453.76x = 3,609,794,834.34 × 1,426,378,415.72
  4. Step 4: Simplify right side
    2,615,812,453.76x = 5,148,933,436,880,129,024
  5. Step 5: Solve for x
    x = 5,148,933,436,880,129,024/2,615,812,453.76
  6. Step 6: Final answer
    x = 1,968,387,844.27

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1.5x scale

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.