Home / 21,563,012,578.59-32,345,177,798.91-7,397,779,629.84

Finding the Fourth Proportional to 21,563,012,578.59, 32,345,177,798.91 and 7,397,779,629.84

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Solution

The fourth proportional to 21,563,012,578.59, 32,345,177,798.91 and 7,397,779,629.84 is: 11,096,895,509.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563,012,578.59 : 32,345,177,798.91 = 7,397,779,629.84 : x
  2. Step 2: Convert to fraction form
    21,563,012,578.59/32,345,177,798.91 = 7,397,779,629.84/x
  3. Step 3: Cross multiply
    21,563,012,578.59x = 32,345,177,798.91 × 7,397,779,629.84
  4. Step 4: Simplify right side
    21,563,012,578.59x = 239,282,497,444,329,422,848
  5. Step 5: Solve for x
    x = 239,282,497,444,329,422,848/21,563,012,578.59
  6. Step 6: Final answer
    x = 11,096,895,509.02

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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.