Home / 1,170,164,033.10-1,614,825,976.03-641,516,668.63

Finding the Fourth Proportional to 1,170,164,033.10, 1,614,825,976.03 and 641,516,668.63

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Solution

The fourth proportional to 1,170,164,033.10, 1,614,825,976.03 and 641,516,668.63 is: 885,292,789.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,164,033.10 : 1,614,825,976.03 = 641,516,668.63 : x
  2. Step 2: Convert to fraction form
    1,170,164,033.10/1,614,825,976.03 = 641,516,668.63/x
  3. Step 3: Cross multiply
    1,170,164,033.10x = 1,614,825,976.03 × 641,516,668.63
  4. Step 4: Simplify right side
    1,170,164,033.10x = 1,035,937,780,554,312,960
  5. Step 5: Solve for x
    x = 1,035,937,780,554,312,960/1,170,164,033.10
  6. Step 6: Final answer
    x = 885,292,789.09

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Double scale
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1.5x scale

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.