Home / 940,555,487.57-1,410,044,041.14-415,839,873.42

Finding the Fourth Proportional to 940,555,487.57, 1,410,044,041.14 and 415,839,873.42

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Solution

The fourth proportional to 940,555,487.57, 1,410,044,041.14 and 415,839,873.42 is: 623,410,892.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,555,487.57 : 1,410,044,041.14 = 415,839,873.42 : x
  2. Step 2: Convert to fraction form
    940,555,487.57/1,410,044,041.14 = 415,839,873.42/x
  3. Step 3: Cross multiply
    940,555,487.57x = 1,410,044,041.14 × 415,839,873.42
  4. Step 4: Simplify right side
    940,555,487.57x = 586,352,535,584,282,880
  5. Step 5: Solve for x
    x = 586,352,535,584,282,880/940,555,487.57
  6. Step 6: Final answer
    x = 623,410,892.11

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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.