Home / 1,424,785,911.40-2,132,643,903.90-1,016,639,223.40

Finding the Fourth Proportional to 1,424,785,911.40, 2,132,643,903.90 and 1,016,639,223.40

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Solution

The fourth proportional to 1,424,785,911.40, 2,132,643,903.90 and 1,016,639,223.40 is: 1,521,722,965.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,785,911.40 : 2,132,643,903.90 = 1,016,639,223.40 : x
  2. Step 2: Convert to fraction form
    1,424,785,911.40/2,132,643,903.90 = 1,016,639,223.40/x
  3. Step 3: Cross multiply
    1,424,785,911.40x = 2,132,643,903.90 × 1,016,639,223.40
  4. Step 4: Simplify right side
    1,424,785,911.40x = 2,168,129,442,249,640,192
  5. Step 5: Solve for x
    x = 2,168,129,442,249,640,192/1,424,785,911.40
  6. Step 6: Final answer
    x = 1,521,722,965.47

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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.