Home / 1,624,101,321.91-2,241,201,834.66-919,238,169.74

Finding the Fourth Proportional to 1,624,101,321.91, 2,241,201,834.66 and 919,238,169.74

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Solution

The fourth proportional to 1,624,101,321.91, 2,241,201,834.66 and 919,238,169.74 is: 1,268,515,852.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,101,321.91 : 2,241,201,834.66 = 919,238,169.74 : x
  2. Step 2: Convert to fraction form
    1,624,101,321.91/2,241,201,834.66 = 919,238,169.74/x
  3. Step 3: Cross multiply
    1,624,101,321.91x = 2,241,201,834.66 × 919,238,169.74
  4. Step 4: Simplify right side
    1,624,101,321.91x = 2,060,198,272,510,788,352
  5. Step 5: Solve for x
    x = 2,060,198,272,510,788,352/1,624,101,321.91
  6. Step 6: Final answer
    x = 1,268,515,852.25

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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.