Home / 30,491,136,230.40-45,736,704,345.60-13,044,628,915.20

Finding the Fourth Proportional to 30,491,136,230.40, 45,736,704,345.60 and 13,044,628,915.20

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Solution

The fourth proportional to 30,491,136,230.40, 45,736,704,345.60 and 13,044,628,915.20 is: 19,566,943,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,491,136,230.40 : 45,736,704,345.60 = 13,044,628,915.20 : x
  2. Step 2: Convert to fraction form
    30,491,136,230.40/45,736,704,345.60 = 13,044,628,915.20/x
  3. Step 3: Cross multiply
    30,491,136,230.40x = 45,736,704,345.60 × 13,044,628,915.20
  4. Step 4: Simplify right side
    30,491,136,230.40x = 596,618,335,992,567,300,096
  5. Step 5: Solve for x
    x = 596,618,335,992,567,300,096/30,491,136,230.40
  6. Step 6: Final answer
    x = 19,566,943,372.80

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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.