Home / 673,963,305.40-1,010,944,958.10-628,613,673.40

Finding the Fourth Proportional to 673,963,305.40, 1,010,944,958.10 and 628,613,673.40

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Solution

The fourth proportional to 673,963,305.40, 1,010,944,958.10 and 628,613,673.40 is: 942,920,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,963,305.40 : 1,010,944,958.10 = 628,613,673.40 : x
  2. Step 2: Convert to fraction form
    673,963,305.40/1,010,944,958.10 = 628,613,673.40/x
  3. Step 3: Cross multiply
    673,963,305.40x = 1,010,944,958.10 × 628,613,673.40
  4. Step 4: Simplify right side
    673,963,305.40x = 635,493,823,716,450,048
  5. Step 5: Solve for x
    x = 635,493,823,716,450,048/673,963,305.40
  6. Step 6: Final answer
    x = 942,920,510.10

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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.