Home / 397,441,475.40-596,162,213.10-124,839,798.60

Finding the Fourth Proportional to 397,441,475.40, 596,162,213.10 and 124,839,798.60

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Solution

The fourth proportional to 397,441,475.40, 596,162,213.10 and 124,839,798.60 is: 187,259,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,441,475.40 : 596,162,213.10 = 124,839,798.60 : x
  2. Step 2: Convert to fraction form
    397,441,475.40/596,162,213.10 = 124,839,798.60/x
  3. Step 3: Cross multiply
    397,441,475.40x = 596,162,213.10 × 124,839,798.60
  4. Step 4: Simplify right side
    397,441,475.40x = 74,424,770,616,334,288
  5. Step 5: Solve for x
    x = 74,424,770,616,334,288/397,441,475.40
  6. Step 6: Final answer
    x = 187,259,697.90

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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.