Home / 397,441,472.40-596,162,208.60-124,839,795.60

Finding the Fourth Proportional to 397,441,472.40, 596,162,208.60 and 124,839,795.60

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Solution

The fourth proportional to 397,441,472.40, 596,162,208.60 and 124,839,795.60 is: 187,259,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,441,472.40 : 596,162,208.60 = 124,839,795.60 : x
  2. Step 2: Convert to fraction form
    397,441,472.40/596,162,208.60 = 124,839,795.60/x
  3. Step 3: Cross multiply
    397,441,472.40x = 596,162,208.60 × 124,839,795.60
  4. Step 4: Simplify right side
    397,441,472.40x = 74,424,768,266,068,560
  5. Step 5: Solve for x
    x = 74,424,768,266,068,560/397,441,472.40
  6. Step 6: Final answer
    x = 187,259,693.40

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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.