Home / 799,974,134.53-1,103,956,172.16-442,742,608.22

Finding the Fourth Proportional to 799,974,134.53, 1,103,956,172.16 and 442,742,608.22

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Solution

The fourth proportional to 799,974,134.53, 1,103,956,172.16 and 442,742,608.22 is: 610,980,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,974,134.53 : 1,103,956,172.16 = 442,742,608.22 : x
  2. Step 2: Convert to fraction form
    799,974,134.53/1,103,956,172.16 = 442,742,608.22/x
  3. Step 3: Cross multiply
    799,974,134.53x = 1,103,956,172.16 × 442,742,608.22
  4. Step 4: Simplify right side
    799,974,134.53x = 488,768,435,022,685,824
  5. Step 5: Solve for x
    x = 488,768,435,022,685,824/799,974,134.53
  6. Step 6: Final answer
    x = 610,980,297.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.