Home / 1,228,830,217.75-1,843,247,100.66-501,818,929.75

Finding the Fourth Proportional to 1,228,830,217.75, 1,843,247,100.66 and 501,818,929.75

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Solution

The fourth proportional to 1,228,830,217.75, 1,843,247,100.66 and 501,818,929.75 is: 752,729,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,830,217.75 : 1,843,247,100.66 = 501,818,929.75 : x
  2. Step 2: Convert to fraction form
    1,228,830,217.75/1,843,247,100.66 = 501,818,929.75/x
  3. Step 3: Cross multiply
    1,228,830,217.75x = 1,843,247,100.66 × 501,818,929.75
  4. Step 4: Simplify right side
    1,228,830,217.75x = 924,976,287,317,991,808
  5. Step 5: Solve for x
    x = 924,976,287,317,991,808/1,228,830,217.75
  6. Step 6: Final answer
    x = 752,729,119.09

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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.