Home / 1,259,598,051.90-1,888,011,394.65-441,289,136.70

Finding the Fourth Proportional to 1,259,598,051.90, 1,888,011,394.65 and 441,289,136.70

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Solution

The fourth proportional to 1,259,598,051.90, 1,888,011,394.65 and 441,289,136.70 is: 661,448,243.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,598,051.90 : 1,888,011,394.65 = 441,289,136.70 : x
  2. Step 2: Convert to fraction form
    1,259,598,051.90/1,888,011,394.65 = 441,289,136.70/x
  3. Step 3: Cross multiply
    1,259,598,051.90x = 1,888,011,394.65 × 441,289,136.70
  4. Step 4: Simplify right side
    1,259,598,051.90x = 833,158,918,424,861,568
  5. Step 5: Solve for x
    x = 833,158,918,424,861,568/1,259,598,051.90
  6. Step 6: Final answer
    x = 661,448,243.09

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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.