Home / 1,256,401,429.59-1,733,778,044.56-720,168,668.33

Finding the Fourth Proportional to 1,256,401,429.59, 1,733,778,044.56 and 720,168,668.33

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Solution

The fourth proportional to 1,256,401,429.59, 1,733,778,044.56 and 720,168,668.33 is: 993,800,704.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,401,429.59 : 1,733,778,044.56 = 720,168,668.33 : x
  2. Step 2: Convert to fraction form
    1,256,401,429.59/1,733,778,044.56 = 720,168,668.33/x
  3. Step 3: Cross multiply
    1,256,401,429.59x = 1,733,778,044.56 × 720,168,668.33
  4. Step 4: Simplify right side
    1,256,401,429.59x = 1,248,612,625,535,622,400
  5. Step 5: Solve for x
    x = 1,248,612,625,535,622,400/1,256,401,429.59
  6. Step 6: Final answer
    x = 993,800,704.24

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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.