Home / 103,435,396.70-155,080,344.38-48,044,424.94

Finding the Fourth Proportional to 103,435,396.70, 155,080,344.38 and 48,044,424.94

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Solution

The fourth proportional to 103,435,396.70, 155,080,344.38 and 48,044,424.94 is: 72,032,845.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,435,396.70 : 155,080,344.38 = 48,044,424.94 : x
  2. Step 2: Convert to fraction form
    103,435,396.70/155,080,344.38 = 48,044,424.94/x
  3. Step 3: Cross multiply
    103,435,396.70x = 155,080,344.38 × 48,044,424.94
  4. Step 4: Simplify right side
    103,435,396.70x = 7,450,745,964,606,338
  5. Step 5: Solve for x
    x = 7,450,745,964,606,338/103,435,396.70
  6. Step 6: Final answer
    x = 72,032,845.65

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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.