Home / 1,077,121,945.60-1,615,682,918.40-944,096,358.40

Finding the Fourth Proportional to 1,077,121,945.60, 1,615,682,918.40 and 944,096,358.40

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Solution

The fourth proportional to 1,077,121,945.60, 1,615,682,918.40 and 944,096,358.40 is: 1,416,144,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,121,945.60 : 1,615,682,918.40 = 944,096,358.40 : x
  2. Step 2: Convert to fraction form
    1,077,121,945.60/1,615,682,918.40 = 944,096,358.40/x
  3. Step 3: Cross multiply
    1,077,121,945.60x = 1,615,682,918.40 × 944,096,358.40
  4. Step 4: Simplify right side
    1,077,121,945.60x = 1,525,360,359,590,524,416
  5. Step 5: Solve for x
    x = 1,525,360,359,590,524,416/1,077,121,945.60
  6. Step 6: Final answer
    x = 1,416,144,537.60

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Double scale
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1.5x scale

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.