Home / 1,742,651,769.42-2,404,789,281.90-949,680,722.61

Finding the Fourth Proportional to 1,742,651,769.42, 2,404,789,281.90 and 949,680,722.61

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Solution

The fourth proportional to 1,742,651,769.42, 2,404,789,281.90 and 949,680,722.61 is: 1,310,521,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,651,769.42 : 2,404,789,281.90 = 949,680,722.61 : x
  2. Step 2: Convert to fraction form
    1,742,651,769.42/2,404,789,281.90 = 949,680,722.61/x
  3. Step 3: Cross multiply
    1,742,651,769.42x = 2,404,789,281.90 × 949,680,722.61
  4. Step 4: Simplify right side
    1,742,651,769.42x = 2,283,782,022,959,575,040
  5. Step 5: Solve for x
    x = 2,283,782,022,959,575,040/1,742,651,769.42
  6. Step 6: Final answer
    x = 1,310,521,162.65

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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.